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Theboyhasbeenlookingforwardtohispresentforawholeday,sonowheislookingforwardtowhetherhisfatherisbackhome.A.see;seeingB.seeing;seeingC.seeing;seeD.see;see正确答案是C可是lookforwardto后不是加sth/doing为

题目详情
The boy has been looking forward to _____ his present for a whole day,so now he is looking forward to _____ whether his father is back home.
A.see;seeing
B.seeing;seeing
C.seeing;see
D.see;see
正确答案是C
可是look forward to后不是加sth/doing 为什么这里...
请详细一点讲解.







▼优质解答
答案和解析
前一个look forward to是期待,盼望的意思,后面跟doing是固定短语
后一个其实是look forward,向前看的意思,后面跟动词不定式