题目内容
从所给的四个选项中选择最佳答案
The professor spoke very clearly to make his speech easy ______.
[ ]
A.to understand B.understand
C.understanding D.understood
答案:A
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题目内容
从所给的四个选项中选择最佳答案
The professor spoke very clearly to make his speech easy ______.
[ ]
A.to understand B.understand
C.understanding D.understood