- — Are you waiting for a bus from Medical University?— Yes. I arrived here at the bus stop ten minutes ago, but the bu...
- Up to now, the program _____ thousands of children who would otherwise have died.[ ]A. would saveB. savesC. had saved...
- When you are home, give a call to let me know you _____ safely.[ ]A. are arrivingB. have arrivedC. had arrivedD. will...
- — I'm sorry, but I don't quite follow you. Did you say you wanted to return on September 20?— Sorry, I _____ myself c...
- Listening to loud music at rock concerts _____ caused hearing loss in some teenagers.A. isB. areC. hasD. have
- This is the first time we _____ a film in the cinema together as a family.[ ]A. seeB. had seenC. sawD. have seen
- — Where is your uncle's home?— In New York. And he _____ in New York for four years.[ ]A. has been livingB. livedC. h...
- Up to now, the weather _____ pleasant for the journey. I hope our good luck will continue.A. isB. wasC. has beenD. wi...
- He is the only one of the students who _____ a winner of scholarship for three years.A. isB. areC. have beenD. has been
- It is the first time that I _____ this kind of moon cake.[ ]A. enjoyedB. have enjoyedC. enjoyD. enjoying
- 一 When shall we restart our business?一 Not until we _____ our plan.A. will finishB. are finishingC. are to finishD....
- — When shall we restart our business?一 Not until we _____ our plan.A. will finishB. are finishingC. are to finishD. ...
- For many years, people _____ electric cars. However, making them has been more difficult than predicted.A. had dreame...
- By the time he realizes he _____ into a trap, it'll be too late for him to do anything about it.A. walksB. walkedC. h...
- Not only _____ the activity _____ public awareness of world hunger, but raised a lot of money for the poor children.A...