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题目内容
（兰州交通大学-土木工程-大学英语3）
On hearing a great noise, Mike looked forward through the window _____ what happened outside the room.
得分/总分
A.
to see
B.
to be seen
C.
to seeing
D.
seeing
得分/总分
A.
to see
B.
to be seen
C.
to seeing
D.
seeing
参考答案