－Ithinkweshouldspendtime                               ...

问题详情：

－I think we should spend time                                  animals and plants.

－I agree. It′s one of             ways to help protect the Earth.

A. protecting; better B. protecting; the best

C. to protect; better D. to protect; the best

【回答】

B

知识点：相似 相近词比较

题型：选择题