Idiom: he shot himself in the foot

[shery]

English Idioms and Expressions, Intermediate level

ESL/EFL Test #2 "Send the right message", question 7

I'm afraid he shot himself in the foot when he took that action.

(a) he hurt himself
(b) he injured himself
(c) he made a bad mistake for himself
(d) he damaged his body

English Idioms and Expressions, Intermediate level

ESL/EFL Test #2 "Send the right message", answer 7

I'm afraid he made a bad mistake for himself when he took that action.

Correct answer: (c) he made a bad mistake for himself
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the meaning of that expression

shery

[Mister Micawber]

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He was incompetent. A hunter or cowboy who shoots himself in the foot with this gun is either clumsy, stupid, or very accident-prone.
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Native English teacher at Mister Micawber's