题目内容
【题目】The environment here becomes better and better. ______ birds are coming back.
A.Thousands of
B.Thousand of
C.Thousands
D.Thousand
【答案】A
【解析】句意：这里的环境越来越好。成千上万的鸟儿正飞回来。thousands of成千上万，表示约数。故选A。
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题目内容
【题目】The environment here becomes better and better. ______ birds are coming back.
A.Thousands of
B.Thousand of
C.Thousands
D.Thousand
【答案】A
【解析】句意：这里的环境越来越好。成千上万的鸟儿正飞回来。thousands of成千上万，表示约数。故选A。