5、Whether he will be able to pass the exam　　　 unknown.

A、is　　　 B、are　　　 C、was　　　 D、were

4、Great quantities of fish　　　 in the river by the fishermen.

A、is　　　 B、are　　　 C、is caught　　　 D、were caught

3、He said that the twelfth and last lesson 　　　rather difficult.

A、were　　 B、was　　　 C、will be　　　 D、are

2、This kind of apple　　　 good.

A、taste　　 B、tastes　　　 C、are tasting　　　 D、is tasted

1、Such films　 　　　shown yesterday　　　 not worth seeing again.

A、that was;is　　　 B、as were;are　　　 C、as were;is　　　 D、those were;are

15、Although many of the houses in the small town　　　 still in need of repair,there　　 lots of improvement in their appearance.

A、are;has been　　 B、is;have been　　 C、is;are　　　 D、are;was

1-----5ABCCA　　　 6-----10CABDA　　　　 11-----15CCBBA

精练四

14、In this institution a medal together with a prize of certain sum of money　　　 gains success in science and technology every two years.

A、are given to anyone　　 B、is given to whoever　　

C、are given to who　　　 D、is given to whom

13、About 65 percent of the students　　　 good,and part of them　　　 interested in biology.

A、is;are　　 B、are;are　　 C、are;is 　　　D、is;is

12、Mary,not her parents,　　　 present at the party.

A、are　　　 B、have　　　 C、is　　　 D、were

11、More than one girl　　　 late for class this morning.

A、are　　　 B、is　　　 C、was　　　 D、were