单项选择题

His ears are highly sensitive()any unusual sound in the machine.

A. of
B. on
C. to
D. by

<上一题 目录 下一题>
热门 试题

单项选择题
It is required that such insulator (绝热体) () a heat resistant material.

A. must be made of
B. should be made of
C. will be made of
D. would be made of
单项选择题
The three hours I spent in the school library () my old passion for reading.

A. brought about
B. brought over
C. brought up
D. brought back
相关试题