题目内容
【题目】We are confident that the environment ______ by our further efforts to reduce pollution.
A.had been improved
B.will be improved
C.is improved
D.was improved
【答案】B
【解析】考查时态。根据“我们相信”说明时间将来发生，所以用将来被动。
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【题目】We are confident that the environment ______ by our further efforts to reduce pollution.
A.had been improved
B.will be improved
C.is improved
D.was improved
【答案】B
【解析】考查时态。根据“我们相信”说明时间将来发生，所以用将来被动。