8.　 When and where this took place ___ still unknown.　

A. has　　 B. is　　 C. were　　　　 D. ar

7.　 Very few ___ his address in the town.

　A. has known　 　　　B. are knowing　 　　　C. know　 　　　D. knows

6.　 Twenty miles ___ a long way to cover.　

　 A. seem to be　 　　　　　B. is　 　　　　C. are　 　　　　　D. were

5.　 Nine plus three ___ twelve.　　

　 A. are making　 　　B. is making　　 　　C. make　　 　　D. makes

4.　 There are two roads and either ___ to the station.

　 A. is leading 　　　B. are leading　　 　　C. lead　 　　　D. leads

3.　 My father, together with some of his old friends, ___ there already.

A. will be　　　　　　 B. had been　　　　　 C. has been　　　　 D. have been

2.　 My family as well as I ___ glad to see you.　　　　

　A. was　　 　　　　　　B. is　 　　　　C. are　　 　　　　　　D. am

1.　　　 Neither he nor I ___ for the plan.　　　　

A. were 　　　　　B. is　 　　　　　C are　 　　　　　　　D. am

4. 要过五年我姐姐才回国。(A)

3. 我姐姐于1990年回国。(D)

　　 本句中“it”指时间。再如：

　　 It was 5 o’clock when he came back.