is even more important is the earth cooled down, water began to appear on its surface. A.When; that...
2023-02-04 09:01:57 46次 20102011江西宁冈高一下学期期中英语试题 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
is even more important is the
earth cooled down, water began to appear on its surface.
A.When; that; when B.What;
whether; as C.What; that; as D.lt; whether; as
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