To their surprise, they found the lecture given by the famou

To their surprise, they found the lecture given by the famous professor easy ______.
[ ]
A. to be understood
B. to understand
C. understanding
D. understood
纸上沙 1年前 已收到1个回答 举报

Granthhill 幼苗

共回答了22个问题采纳率:95.5% 举报

B

1年前

1
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