希望有详细分析,包括为什么省略,为什么用主动或者被动.

来源：学生作业帮编辑：作业帮分类：英语作业时间：2024/07/05 19:28:45

希望有详细分析,包括为什么省略,为什么用主动或者被动.
1____ at a college or university in the USA,Chinese students must demonstrate a strong ability in spoken and written English.
A Having been accept B To be accepted
C Being accepted D Accepted
2 Do you think the new machine very easy _____?
A to be operated B to operate
C to be run D to operate on
3 No one likes to work with Mr.Smith,because he is hard_____
A to be pleased B to please
C to be pleasing D to be pleasant
4 This maths problem is very difficult ______
A to work it out B to be worked out
C to work out D to be worked out it
5 It is said that BJ University was the first institute of higher learning ______ in China.
A established B being established
C to be established D having been established
5 The boy lifted the stone,only ______ it onto his own feet for the stone was too heavy.
A to drop B to be dropping
C dropping D for dropping
请问是否有only to do的固定搭配
ideas need to be tried out正确还是 need trying out正确?
这两种形式的区别?

B B B C A A
only to do 不定式做结果状语,表意外,意想不到的结果.
need doing=need to be done

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