7. I have no idea                  is so far the airport from here .

     A. what           B. how           C. it D. that

6. It was seven forty-five             he finished the work .

     A. when          B. that            C. when         D. before

5.                has already been pointed out , grammar is not a set of dead rules .

     A. As              B. It D. That   D. This

4. As                 happens , I have brought my umbrella with me .

     A. it         B. this            C. that            D. such

3.             is a fact that English is being accepted as an international language .

     A. There          B. This           C. That           D. It

2. I was disappointed with the film , I had expected              to be much better .

     A. that             B. this            C. one            D. it

1. Tom's mother kept telling him that he should work harder , but            didn't help .

     A. he        B. which        C. she            D. it

7. It was Shanghai        the Communist Party of China was founded .

     A. where         B. that            C. at which            D. that where

〖答案与简析〗选A。测试强调句与定语从句不能混淆，这里是定语从句。若把Shanghai 的前面加上介词 in 时，就是强调 地点，这时就可以选 B。

6. ― What was the party like ?

   ― Wonderful . It's years           I enjoyed myself so much .

     A. after           B. before        C. where        D. since

〖答案与简析〗选D。测试it 用在某固定短语或句型中。如believe it or not (信不信由你）, take it easy (别着急，慢慢来）， it is (has been )…since…(某人干某事经过了多长一段时间），It seems that …(好象)，It happens that …(碰巧) ，It looks as if … （好象），It is one's turn to do …(该轮到谁干……) 等。又如：

Take it          . Everything will be fine in a day or two .

     A. easy            B. quiet          C. calm          D. light

答案是A 。

5. But         was only the manager . (MET 91完型填空)

     A. this             B. that            C. she            D. it

〖答案与简析〗选D。测试 it 可以用作指示代词，指人。当 it 这样用时，所指的是心目中己知的或上下文中的人或事物，也可用来指婴儿。