单项选择题

Others viewed the findings with ______, noting that a cause-and-effect relationship between passive smoking and cancer remains to be shown.

A. optimism
B. passion
C. caution
D. deliberation
<上一题 目录 下一题>
热门 试题

单项选择题
Most insurance agents would rather you ______ anything about collecting claims until they investigate the situation.
A. do
B. didn't do
C. don't
D. didn't
单项选择题
By the time you graduate, you ______ in Australia for one year.
A. will be staying
B. will have stayed
C. would have stayed
D. have stayed
相关试题