2. ________among high trees, the house can't easily be seen.

A. Hidden　　　 　　　 B. Hid　　　　　　　　　　　　　 C. Hide　　　　　　　　 D. Hiding　　　

1. By the time we got to the station, the train _______.

A. left　　　　　　　　　 B. have left　　　　　　　　 C. leave　　　　　　　 D. had left　　

15. _____ Burce became ______ doctor while her sister turned ______ lawyer.

A. In her thirties/a/不填　　　 B. In the 30s/a/a　 C. In 30s/a/不填　 D. In her 30s/a/a　

Unit 2

14. It's _____ a cold day. It's _____ impossible for the children to go out to play.

A. very/very　　　　　　　　 B. rather/quite　　　　　　 C. such/rather　　　 D. too/quite　

13. The car can't ______ and I have ________.

A. be started/repair it　　　　　　　　　　　　　　　　　　 B. start/to have it repaired

C. run/repairing it　　　　　　　　　　　　　　　　　　 　　　 D. start/to be repaired it

12. The test is certainly not so difficult as it ________.

A. shows 　　　　　　　　　 B. appears 　　　　　　　　 C. expects　　　　　 D. happens

11. It was not until 1920 _____ regular radio broadcasts began.

A. when　　　　　　　 B. which　　　　 C. that　　　　　 D. since　　　　

10. Mrs. Smith: How is it that you are late for class again?

John: _______.

A. By bus and them on foot　　　　　　　　　　　　　 B. Because I missed the bus

C. It's quite all right　　　　　　　　　　　　　　　　　　　　 D. It's far from school

9. ______TV several times, the news was taken up throughout the city.

A. Broadcast on　　　　　　　　　　　　　　　　　　　　　　 B. Broadcasting by

C. Being broadcasted through　　　　　　　　　　　 D. Having broadcast over

8. ______, Tom passed the exam this time.

A. For joy ness　　　　　　　　　　　　　　　　　　　　　　　 B. To Tom's joyful　　　　

C. With the joy of everybody　　　　　　　　　　　　 D. To the joy of everyone