问题
选择题
—Is Johnson in the classroom?
—Maybe not. I saw him _______ the dining hall just now. [ ]
A. entering
B. enter
C. to enter
答案
答案：B
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—Is Johnson in the classroom?
—Maybe not. I saw him _______ the dining hall just now. [ ]
A. entering
B. enter
C. to enter
答案：B