题目内容：
On hearing a great noise, Mike looked forward through the window _____ what happened outside the room. 得分/总分
A.
to seeing
B.
to have seen
C.
to be seen
D.
to see
参考答案：
选择题：On hearing a great noise, Mike looked forward thro
- 题目分类：兰州交通大学-大学英语3
- 题目类型：选择题
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得分/总分
A.
to seeing
B.
to have seen
C.
to be seen
D.
to see