题目内容
从所给的四个选项中选择最佳答案
They harvested the wheat and ______ they ploughed the fields to grow rice.
[ ]
A.at least B.at most
C.at the same time D.at present
答案:C
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题目内容
从所给的四个选项中选择最佳答案
They harvested the wheat and ______ they ploughed the fields to grow rice.
[ ]
A.at least B.at most
C.at the same time D.at present