18. While I was walking along a street, I _______ an old friend of mine.

A .came across B .came on　　　 C .came out 　　　 D .came at

17. When the teacher told the students they would have three days’ vacation, they ____ at once.

A .came to themselves　　　　　　　　 B .came to lives C .came to their sense　 D .came to life

16. The pupil set out ______ his homework as soon as he went home.

A .doing 　　　　　 B .to do 　　　　　 C .for doing 　　　 D .to doing

15. _______ he read interested his younger brother.

A. Whatever B. No matter what 　　　　　　　　　 C. That 　 D. Which　

14. He was so busy that he couldn’t help _______ the housework.

A. doing 　　　　　 B. did 　　　　　　 C. do 　　　　　　　　 D. done

13. The weather seemed perfect ______ fishing that day, I remember.

A. to 　　　　　　　　 B. in 　　　　　　　 C .for 　　　　　　　 D .at

12. His efforts ended in ___　　 . That’s to say, he is ___　　　 　as a nurse.

A. a failure; a failure 　　　　　　　　 B. a failure; failure 　C. failure; a failure　　　 D. failure ;failure

11. In 1969, Neil Armstrong, an American astronaut, _____ the moon for the first time, which announced man began to march at the universe.

A .walked　　　　　 B .climbed　　　　 C .set foot in 　　 D .set foot on

10. Mr. Green announced ______ his friends his engagement _____ Miss White.

A. /; to 　　　　　　 B .to ;to 　　　　　 C . /; with 　　　　 D .to; with

9. Her speech was ______, that is to say, we _______ her speech.

A. impressive; were impressing by　　 B. impressed; were impressed at

C. impressive; were impressed by　　 D. impressing; were impressing at