1. By the summer, Elizabeth______ here for ten years .

　　A. will work B. works

　　C. will have worked D. has worked

　　2. After Jackson.______ for an hour, he came to the conclusion that Mrs.bennet was not coming.

　　A. waited B. was waiting

　　C. has waited. D. had been waiting .

　　3. I. hope you______ the instructions ready before I come tomorrow。

　　A. to get B. shall get

　　C. will get D. will have gotten .

　　4. I'm meeting Even tonight. I______a Russion before.

　　A. didn't ever meet B. have never met

　　C. have ever met D. never met

　　5. All the apparatus______ before the experiment began.

　　A. have been tested B. had been tested

　　C. were tested D. had tested

　　6. We'll leave as soon as it________ raining.

　　A. is stoping B. stops

　　C. will stop D. shall stop

　　7. We've already sent out the invitation cards, but we don't know how many people____.

　　A. come B. are coming

　　C. came D. have come

　　8. No sooner_______ than the accident happened.

　　A. he had gone B. had he gone

　　C. his going D. he went

　　9. I had hoped Mr. Smith______ me an early reply.

　　A. gave B. to give

　　C. giving D. would give

　　10.Until yesterday, Miller's family_____ from him for six months.

　　A. hasn't heard B. hasn't been hearing

　　C. hadn't heard D. didn't bear

　　11. Tailor looks sleepy. He must______ to bed very late last night.

　　A. had gone B. have gone

　　C. be going D. go

　　12. I_______ yesterday, but I was suspended by an unexpected visit.

　　A. came B. did come

　　C. was to come D. come

　　13. I don't know what Jeanie_____ at this time tomorrow.

　　A. does B. is doing

　　C. will be doing D. will do

　　14. Hardly______ when the bus suddenly pulled away.

　　A. they had got to the bus stop B. had they got to the bus stop

　　C. did they get to the bus stop D. they got to the bus stop

　　15. Mother doesn't know much time I have spent in watching TV; if she ever found out ,I'm sure_______.

　　A. she'd never forgive me B. she never forgive me

　　B. she'll never forgive me D. she does never forgive me

　　16. The teacher told the students that the Earth_______round the Sun.

　　A. moves B. moved

　　C. has moved D. has been moving

　　17. While the secretary_______ his desk, he found the long lost report.

　　A. had been cleaning B. is cleaning

　　C. has been cleaning D. was cleaning

　　18. As soon as he______ his error, Rockfeller made the necessary corrections to his data collected.

　　A. discovered B. has discovered

　　C. discovers D. had discovered

　　19. Fred believed that his friend_______ by his employer a month or so ago.

　　A. had been promoted B. has been promoted

　　C. has promoted D. had promoted

　　20. I think I'll wait until the mail______ .

　　A. should come B. is coming

　　C. comes D. will come