单项选择题

The survey showed that（）numbers of 15-year-olds were already smoking twenty cigarettes a week.

A. essential
B. steady
C. primary
D. substantial

<上一题 目录 下一题>
热门 试题

单项选择题
He had no alternative but（）to fight in the Middle East

A.to go
B.go
C.going
D.went
单项选择题
This program will take kids who have a manifest history of violent acts（）

A. determined
B. demonstrated
C. administrated
D. distinguished
相关试题