高一英语不定式1.No one thinks it any good----- that old building.A.

高一英语不定式
1.No one thinks it any good_____ that old building.
A.to repair B.repairing
为什么不是A,不是还没有修吗,为什么不用to
2.The _____ car was last seen running along the bridge.
A.missed B.missing
为什么不是A,车不是被丢吗
3.Nowadays,________________a knowledge of computer is an important qualification for most of the posts in the job market.
A.equipping with B.being equipped with
为什么不是A,好象是主动关系吧
4.To succeed in a difficult task,__________
A.one needs to be persistent
B.you need be a persistent person
为什么B不对
5.This kind of machine is believed ______ in a few years.
A.to be made B.to make
为什么A不对,机器不是被做吗