What is the best way you think of ______ the environment?A．to protectB．protectin

题型：不详难度：来源：

What is the best way you think of ______ the environment?

A．to protect

B．protecting

C．protect

D．protected

答案

解析

动词不定式做后置定语表示一次性的动作，现在分词做后置定语表示反复发生的动作，过去分词作后置定语表示发生过的动作，原形动词不能用作后置定语，根据题意选A。你认为什么是保护环境的最好的方法？

举一反三

She finished _____ that book last Sunday.

A．reading

B．to read

C．reads

D．read

题型：不详难度：| 查看答案

Your backpack is in the________ case.

A．lost and found

B．found and lost

C．lose and found

D．find and lose

题型：不详难度：| 查看答案

__________ newspapers is good for us , I think.

A．Watching

B．Looking at

C．Reading

D．Seeing

题型：不详难度：| 查看答案

Thanks me the pencil case.
　　　

A．give

B．to give

C．for giving

D．giving

题型：不详难度：| 查看答案

I had a little trouble English grammar.

A．learn

B．learned

C．learning

D．to learn

题型：不详难度：| 查看答案