Identification

1. The minute when he realized what was happening, He was knocked down by the man

          a                               b                   c

rushing out from the other side.

  d

答案：A  

解析：把when 去掉，注意：the minute 或 the moment 位于句首，其后不能跟when.

2. However his social position is, it is necessary that he remember to work hard      a                                                     b        c

and to serve the people.

d

答案：A 

解析：前面这句话意思是：不管他是干什么的，However改为: Whatever, However引导的让步状语从句，后面只能接形容词或副词，而这道题是修饰的名词，故要用whatever。

3. On more than one occasion, I found myself doubt my own decision though I had            a                                  b                           c

been prepared for it in advance.

d

答案：B  

解析： doubt改为：doubting,  find oneself doing：表示主动语态；而find oneself ＋动词的过去分词：表示被动语态；另外在find oneself 后面可能跟介词短语。

4. The actual population is not so much. Its rate of increase decide                                a                  b                      c

how successful the birth control is.

      D

答案：C 

解析： decide改为：decides单数形式。

5. It was turned out that the securities were  not so valuable as people had          a                        b                            c    

expected.

    D

答案：A 

解析： 去掉was, It turned out that…  后来证明。