5 exercises — practise concise, natural ellipsis in professional emails and chat updates.
0 / 19 completed
1 / 19
A colleague asks "Can you review PR #482 today?" Which elliptical reply is both natural and professionally appropriate?
"Will do." is a standard elliptical response in professional English, short for "I will do [that]." The subject "I" and the object "that/it" are omitted because they are recoverable from context — this is common and acceptable in quick email or chat replies, not seen as curt when responding to a direct request. Options A, C, and D scramble the modal and main verb into ungrammatical combinations that do not correspond to any standard elliptical pattern in English; "will do" is a fixed, idiomatic ellipsis, not a template you can freely reorder.
2 / 19
Which elliptical sentence correctly omits the repeated subject and auxiliary after a coordinating conjunction, in an incident update?
"...failed over successfully, and is now serving traffic normally" correctly omits the repeated subject ("the primary database") in the second clause while keeping the auxiliary "is", since the two verb phrases ("failed over" and "is serving") have different tenses/aspects and both need their own auxiliary information — only the subject is ellipted, not the auxiliary. Option A incorrectly drops both the subject and the auxiliary "is", leaving a dangling participle "serving" with no verb support, which is ungrammatical as a finite clause. Options B and C have awkward adverb placement ("now" positioned unnaturally) that, while not strictly ungrammatical, reads less naturally than the standard mid-position placement in option D.
3 / 19
In response to "Are the tests passing on the staging branch?", which short elliptical reply correctly omits the repeated information?
"Yes, they are." is the correct elliptical short answer: it keeps the subject pronoun ("they", referring to "the tests") and the auxiliary ("are"), omitting only the repeated content ("passing on the staging branch"). This is the standard English short-answer pattern (subject + auxiliary, no main verb repetition). Option A omits the necessary auxiliary "are", leaving an incomplete clause. Option B omits the subject, which is required in a short answer (you cannot elide both subject and auxiliary and still form a grammatical clause). Option C uses "is" instead of "are", which fails to agree with the plural subject "they".
4 / 19
Which Slack message correctly uses ellipsis to shorten a status update without losing clarity?
"Deploy done. Monitoring dashboards now." uses two common types of ellipsis appropriate for informal but professional status updates: omitting "is/has been" before "done" (a fixed, understood pattern), and omitting the subject "I" before "monitoring" (recoverable from context, since the speaker is clearly describing their own actions). Option A spells everything out, which is fully grammatical but loses the intended terse, efficient register of a quick status update. Option C reverses word order in a way that sounds unnatural and ambiguous. Option D removes the necessary sentence break (period) between the two separate ideas, making it read as a single garbled clause rather than two clear elliptical statements.
5 / 19
A manager emails: "Could you send the report by Friday?" Which elliptical reply avoids sounding curt while staying appropriately brief?
"Will have it to you by then" correctly ellipts only the subject "I" (recoverable from context: "I will have it to you by then"), keeping the modal auxiliary "will" and the full verb phrase intact, which preserves clarity and a polite, complete-sounding tone despite the brevity. Option A drops the modal "will" entirely, changing the meaning from a promise about the future to something closer to a command or incomplete fragment, and it also loses the future-tense marking that makes the promise clear. Option B keeps "will" but drops the main verb "have", which is ungrammatical ("will it to you" is not a valid verb phrase). Option C scrambles the word order into an unnatural, hard-to-parse sequence.
6 / 19
Liam posts in the #devops channel: 'We've encountered a high error rate during peak hours.'
Chloe responds with an elliptical sentence to clarify the issue. Which of the following is the most effective use of ellipsis?
Chloe needs to concisely convey the root cause of the error. Option 2 accurately describes a situation where demand exceeds capacity, omitting the repeated 'we've encountered'. Options A & B are consequences, not causes; option D is too simplistic and lacks context. The ellipsis allows for a more informative response than simply stating 'overloaded'.
7 / 19
David sends a PR description: 'I updated the authentication module. It now supports OAuth2.'
During code review, Emily comments: 'Okay, that's good.' Which elliptical statement best reflects Emily's feedback?
Emily's comment is an elliptical response acknowledging David's statement. The ellipsis represents the omission of 'I think' or 'that's'. While seemingly brief, it conveys agreement and positive feedback without being overly verbose. Options B & C add unnecessary praise; option D shifts the focus to a task, which isn't appropriate for initial review feedback.
8 / 19
Ben is reporting a bug in the UI. He types into Slack: 'The button doesn't respond when clicked.'
Anna replies with an elliptical message to continue the conversation. Which of the following is the most appropriate use of ellipsis?
Anna is seeking further information about the bug. Option 2 correctly omits 'it seems like', focusing on the potential cause without repeating the initial statement. Options A & B provide details that are not immediately relevant to the question; option D introduces a consequence which isn't necessary at this stage.
9 / 19
Liam posts in the #devops channel: 'We've encountered a high error rate during peak hours.'
Chloe responds with an elliptical sentence to clarify the issue. Which of the following is the most effective use of ellipsis?
Chloe needs to concisely convey the root cause of the error. Option 2 accurately describes a situation where demand exceeds capacity, omitting the repeated 'we've encountered'. Options A & B are consequences, not causes; option D is too simplistic and lacks context. The ellipsis allows for a more informative response than simply stating 'overloaded'.
10 / 19
David sends a PR description: 'I updated the authentication module. It now supports OAuth2.'
During code review, Emily comments: 'Okay, that's good.' Which elliptical statement best reflects Emily's feedback?
Emily's comment is an elliptical response acknowledging David's statement. The ellipsis represents the omission of 'I think' or 'that's'. While seemingly brief, it conveys agreement and positive feedback without being overly verbose. Options B & C add unnecessary praise; option D shifts the focus to a task, which isn't appropriate for initial review feedback.
11 / 19
Ben is reporting a bug in the UI. He types into Slack: 'The button doesn't respond when clicked.'
Anna replies with an elliptical message to continue the conversation. Which of the following is the most appropriate use of ellipsis?
Anna is seeking further information about the bug. Option 2 correctly omits 'it seems like', focusing on the potential cause without repeating the initial statement. Options A & B provide details that are not immediately relevant to the question; option D introduces a consequence which isn't necessary at this stage.
12 / 19
Liam posts in the #devops channel: 'We've encountered a high error rate during peak hours.'
Chloe responds with an elliptical sentence to clarify the issue. Which of the following is the most effective use of ellipsis?
Chloe needs to concisely convey the root cause of the error. Option 2 accurately describes a situation where demand exceeds capacity, omitting the repeated 'we've encountered'. Options A & B are consequences, not causes; option D is too simplistic and lacks context. The ellipsis allows for a more informative response than simply stating 'overloaded'.
13 / 19
David sends a PR description: 'I updated the authentication module. It now supports OAuth2.'
During code review, Emily comments: 'Okay, that's good.' Which elliptical statement best reflects Emily's feedback?
Emily's comment is an elliptical response acknowledging David's statement. The ellipsis represents the omission of 'I think' or 'that's'. While seemingly brief, it conveys agreement and positive feedback without being overly verbose. Options B & C add unnecessary praise; option D shifts the focus to a task, which isn't appropriate for initial review feedback.
14 / 19
Ben is reporting a bug in the UI. He types into Slack: 'The button doesn't respond when clicked.'
Anna replies with an elliptical message to continue the conversation. Which of the following is the most appropriate use of ellipsis?
Anna is seeking further information about the bug. Option 2 correctly omits 'it seems like', focusing on the potential cause without repeating the initial statement. Options A & B provide details that are not immediately relevant to the question; option D introduces a consequence which isn't necessary at this stage.
15 / 19
Mark asks during a code review: 'Can you take a look at the database schema changes?' Sarah replies with an elliptical sentence. Which of the following best represents her response?
(Note: Ellipsis is frequently used to avoid redundancy in technical discussions.)
This scenario tests elliptical replies in a common code review context. Option 1 correctly omits the repeated 'I'm reviewing it,' which is typical of Sarah's response to Mark's question. Options A and C are overly verbose, while option D asks for something different (sending a file) rather than acknowledging the request.
16 / 19
During a Slack conversation about a failing API endpoint, Alex types: 'The server is returning 500 errors.' Ben responds with an elliptical sentence. Which of the following best captures Ben's response?
(Note: Ellipsis is useful for concise communication when context is already established.)
This tests elliptical replies in a Slack environment. Option 2 accurately represents Ben acknowledging Alex's report and implicitly suggesting action without repeating 'The server is returning 500 errors.' Options A and C are redundant, while option D asks for more information than necessary at this stage.
17 / 19
In a PR description for a new feature, David writes: 'I've implemented the user authentication flow. It now allows users to log in using their email addresses.' During a code review, Emily comments with an elliptical response. Which of the following is the most appropriate use of ellipsis?
(Note: Ellipsis can streamline feedback within PR descriptions.)
This scenario focuses on feedback within a PR description. Option 2 is a concise and appropriate acknowledgement of David's update – 'Okay, that's good' effectively uses ellipsis to avoid unnecessary repetition. Options A and C offer further instructions or requests while option D proposes a specific change.
18 / 19
During a standup meeting, Sarah reports: 'We've identified a performance bottleneck in the image processing pipeline.' David responds with an elliptical sentence. Which of the following is the most effective use of ellipsis?
(Note: Ellipsis demonstrates efficient communication during brief updates.)
This tests elliptical replies in a standup setting. Option 2 accurately reflects David's concise report of the problem without repeating information already stated by Sarah. Options A and C are overly emphatic or redundant, while option D is a direct request that could wait until after the initial update.
19 / 19
After receiving an API response indicating 'Insufficient funds,' a developer types into Slack: 'The account balance is too low.' Maria replies with an elliptical sentence. Which of the following best represents her response?
(Note: Ellipsis is useful when confirming known issues or status updates.)
This scenario examines elliptical replies in a Slack context regarding an API response. Option 1 correctly uses ellipsis to confirm the known issue of insufficient funds and implicitly suggests a course of action without repeating the message from the previous turn. Options A and C are redundant or offer unsolicited advice; option D asks for unnecessary details.
What will I practise in "Clausal Ellipsis in Technical Emails — IT Grammar Exercise"?
Practise omitting understood subjects, auxiliaries, and repeated clauses in professional emails, Slack messages, and status updates without sounding unclear
How many exercises are in this module?
This module has 19 multiple-choice exercises, each with instant feedback and a full explanation of the correct answer.
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Every exercise is written by the CoderSlingo team, drawing on real workplace English used in IT roles, then reviewed for accuracy and clarity.