What does "live me in peace" mean?

[Simonn]

English Language Tests, Intermediate level

ESL/EFL Test #23 "Leave me alone", question 10

User: What an excellent idea! Leave me in ......... and go and write another test.

(a) piece
(b) peacetime
(c) peaceful
(d) peace

English Language Tests, Intermediate level

ESL/EFL Test #23 "Leave me alone", answer 10

User: What an excellent idea! Leave me in peace and go and write another test.

Correct answer: (d) peace

Your answer was: incorrect
User: What an excellent idea! Leave me in piece and go and write another test.
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What is mean Live me in peace?

Simonn

[Mister Micawber]

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Leave me in peace = leave me alone; don't bother me.
.
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Native English teacher at Mister Micawber's