He didn't bat an eyelid when he realized he failed the exam again.

He didn't bat an eyelid when he realized he failed the exam again.
A. wasn't happy
B. didn't want to see
C. didn't show surprise
D. didn't care

Đáp án C

=> KEY C. didn't bat an eyelid = không ngạc nhiên, không bị shock
= didn't show surprise: không ngạc nhiên
A. không vui
B. không muốn nhìn
D. không quan tâm