单项选择题

My watch is nowhere to be found. I ______ when I was on the bus.

A. must drop it
B. should have dropped it
C. must have dropped it
D. ought to have dropped it
<上一题 目录 下一题>
热门 试题

单项选择题
It is impossible to finish the task ______.
A. in such a short time
B. in so a short time
C. in such short a time
D. in a so short time
单项选择题
Last year Mary earned ______ her brother, who has a better position.
A. twice as much as
B. twice more than
C. twice as many as
D. twice as more as
相关试题