1.The research requires more money than__1__.

　　A. have been put in B.has been put in C.being put in D. to be put in

　　2.Overpopulation poses a terrible threat to the human race. Yet it is probably__2__a threat to the human race than environmental destruction.

　　A.no more B. not more C. even more D. much more

　　3.It is not uncommon for there__3__problems of communication between the old and the young.

　　A.being B.would be C.be D. to be

　　4.__4__at in his way, the situation doesnt seem so desperate.

　　A. Looking B.Looked C.Being looked D. To look

　　5.It is absolutely essential that William__5__his study in spite of learning difficulties.

　　A.will continue B.continued C.continue D. continues

　　答案:

　　1.B

　　:看新編語法教程,里面說這里than后面是省略了it,還原應該是..than it has been put in

　　2.B

　　:上句說人口多對人類發展造成威脅.而大家要注意這個yet,yet常用于否定句和疑問句,

　　也就是說下句應該是一個否定上句的句子.,而not more ...than的意思就是 與其說是A ,不如說是B.

　　這句話.Yet it is probably not more a threat to the human race than environmental destruction.就是與其說是威脅了人類發展,還不如說是威脅了環境...

　　3.D

　　: 語法課講了多少遍,for there to be,of there being..

　　4.C

　　:讓我們做最簡單的還原,這里的the situation 是邏輯主語,如果the situation looked at in his way.群眾的looked是過去時,主動時態,而 the situation 是被看待的.怎么會是主動的呢?

　　5.C

　　: 這里是省略了should是用法

　　1.The research requires more money than__1__.

　　A. have been put in B.has been put in C.being put in D. to be put in

　　2.Overpopulation poses a terrible threat to the human race. Yet it is probably__2__a threat to the human race than environmental destruction.

　　A.no more B. not more C. even more D. much more

　　3.It is not uncommon for there__3__problems of communication between the old and the young.

　　A.being B.would be C.be D. to be

　　4.__4__at in his way, the situation doesnt seem so desperate.

　　A. Looking B.Looked C.Being looked D. To look

　　5.It is absolutely essential that William__5__his study in spite of learning difficulties.

　　A.will continue B.continued C.continue D. continues

　　答案:

　　1.B

　　:看新編語法教程,里面說這里than后面是省略了it,還原應該是..than it has been put in

　　2.B

　　:上句說人口多對人類發展造成威脅.而大家要注意這個yet,yet常用于否定句和疑問句,

　　也就是說下句應該是一個否定上句的句子.,而not more ...than的意思就是 與其說是A ,不如說是B.

　　這句話.Yet it is probably not more a threat to the human race than environmental destruction.就是與其說是威脅了人類發展,還不如說是威脅了環境...

　　3.D

　　: 語法課講了多少遍,for there to be,of there being..

　　4.C

　　:讓我們做最簡單的還原,這里的the situation 是邏輯主語,如果the situation looked at in his way.群眾的looked是過去時,主動時態,而 the situation 是被看待的.怎么會是主動的呢?

　　5.C

　　: 這里是省略了should是用法