问题补充:
About 71 percent of the earth’s surface is c. covered。 by water.
答案:
解析:根据常识可知答案,但要注意用过去分词,因为此处为被动语态。
时间:2020-10-08 07:56:20
About 71 percent of the earth’s surface is c. covered。 by water.
解析:根据常识可知答案,但要注意用过去分词,因为此处为被动语态。
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2024-07-20