题目内容

The environment on this planet is worsening, for few people ______ measures to protect it in the last twenty years.

A. takes
B. took
C. have taken
D. should taken

查看答案

搜索结果不匹配？点我反馈

更多问题

I would advise that every teacher ______ further academic research aboutteaching methods because that will guarantee his success.

A. doing
B. to do
C. do
D. did

A fashion designer had better ______ up to date with emerging fashion trends.

A. keep
B. to keep
C. keeping
D. kept

Would you please inform ______ visitors that the China Pavilion will be closed temporarily (暂时地) ?

A. another
B. the other
C. others
D. the others

World Expos are regarded as ______ in that they are open to not only celebrities, but also to common people.

A. naive
B. unique
C. antique
D. ordinary