1.Don't invest in such a project,you'll risk _____your money.
A.losing B.lose C.to lose D.lost
答案选A 我选的C,为什么用ing形式呢
2.John found _____so complicated a question.
A.it hard to answer
B.himself hard to answer
C.hard for him to answer
D.himself hard answering
答案选A 请解释一下
3.It's _____my power to make final decision on the matter.
A.outside B.beyond c.out of D.above
答案选B 为什么不能选c?
4.Dick usually looks forward to _____from her.
A.hear B.be heard C.hearing D.have heard
为什么选C ?什么时候要加ing呢?
5.She grabbed me ____and pulled me onto the bus.
A.by an arm B.by the arm C.on the arm D.with the arm
答案是B 我选的D 为什么