The city has changed a lot since I last________ it. A. visited B. would visit C. will visit D. visit

The theory of relativity _____ by Einstein, who was a famous physicist. A. was developed B. is developed C. develops D. developed

We ..................... for three hours and are very tired. A. are walking B. have been walking C. were walking D. had been walking

I am reading this novel. By the time you come back from work, I................. A. shall finish B. will have finished C. will finish D. have finished

The children _____________their kites in the field when it started to rain heavily. A. are flying B. would fly C. will fly D. were flying

It’s been five months _____ I last went fishing. A. that B. since C. while D. which

When I saw this picture, a lot of happy memories....back. A. had brought B. were brought C. brought D. had been brought

By the end of this month I…………….for this company for two years. A. have been working B. will work C. will have been working D. will be working

“You’ll recognize Jenny when you see her. She................. a red hat.” A. will wear B. is wearing C. will be wearing D. wears

Don’t bother me while I.................. A. am working B. was working C. will work D. will have completed

The number of learners of English..................in recent years. A. have increased rapidly B. has been increased rapidly C. has increased rapidly D. have been increased rapidly

Michael looked deeply hurt and surprised when............ A. scolding B. scolded C. having scolded D. to scold

The boat was sailing north when a terrible storm .................. A. broke B. would break C. had broken D. was breaking