问题
选择题
He seems _________the homework, for he was taking a walk on the playground. [ ]
A. has finished
B. to have finished
C. to finish
D. finished
答案
答案：B
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He seems _________the homework, for he was taking a walk on the playground. [ ]
A. has finished
B. to have finished
C. to finish
D. finished
答案：B
