问题 更新时间2023/4/3 12:59:00 On hearing a great noise, Mike looked forward through the window _____ what happened outside the room.A. to seeingB. to seeC. seeingD. to have seen 答案 登录 注册 参考答案: B 出自:文鼎教育 >> 乐山师范学院英语语法