Question

【题目】Friends of the Earth try their best to _________ the environment.

A.look upB.look afterC.look atD.look for

Answer 1

【答案】B

【解析】

句意：地球的朋友们尽最大努力保护环境。

本题考查的是动词词组辨析，A. look up查找；B. look after 照顾；C. look at看一看；D. look for寻找，根据主语是“地球的朋友们”和所给空后面的the environment “环境”可知，应该是保护环境，故答案选B。