Master the vocabulary developers use every day with GitHub Copilot: accepting and rejecting suggestions, using Copilot Chat, and talking about AI pair programming with your team.
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A teammate says: 'Copilot ___ a helper function I didn't write.' Which word belongs in the gap?
'Copilot suggested' is the standard phrase for describing code the AI proposed. It signals that the code came from AI, not the developer — important for team awareness and code review.
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You press ___ to accept Copilot's ghost-text completion and insert it into the file.
Tab completion is the most common way to accept a Copilot suggestion. Pressing Tab inserts the full ghost-text suggestion at the cursor position.
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A developer says: 'I ___ the suggestion because it used the wrong variable name.' What did they do?
Rejecting a suggestion means pressing Escape (or the reject key) to dismiss Copilot's ghost text. The developer can then write their own code or trigger a new suggestion.
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Your colleague opens the Copilot ___ to ask the AI why a function returns null.
Copilot Chat is the dedicated conversational interface where developers can type questions, paste code, and receive detailed explanations or suggestions in a dialogue format.
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You select a 30-line function and use Copilot to '___ ___ code'. What are you asking the AI to do?
'Explain this code' is a built-in Copilot Chat command that tells the AI to describe what a code selection does in plain English — useful for understanding unfamiliar code or onboarding new team members.