- It ________ quite correct that happiness comes from thinking about things in a positive way.[ ]A. has turned outB. ha...
- — How did you spend the holiday?— I went nowhere but stay at home. I'd like to ________ to the beach, but my mother w...
- By the time he realizes he________into a trap, it'll be too late for him to do anything about it.[ ]A. walksB. walked...
- The Smiths________through millions of ups and downs since they moved to Sydney.[ ]A. have goneB. had goneC. wentD. ha...
- People taking the therapy learn what scientists _____ for years-laughter is the best medicine.[ ]A. knowB. knewC. hav...
- It's 7:30. I can't believe you___ cooking dinner yet, Sally.[ ]A. haven't startedB. didn'tC. don't startD. hadn't sta...
- Only after _____ your homework _________ watch TV.[ ]A. have you finished; you canB. you have finished; can youC. hav...
- Great changes ________in my hometown and some new buildings ________.[ ]A.have taken place;have appearedB.have bee...
- Recently some Chinese experts________that another law on wildlife protection________assoon as possible.[ ]A.suggeste...
- Tom is so lazy that it is the third time that he _____ late this week.[ ]A. is coming B. comes C. came D. has come
- -Look! Somebody the sofa.-Well, it wasn’t me. I didn’t do it.[ ]A.is cleaningB.was cleaningC.has cleanedD.had cle...
- I have lost one of my gloves. I ________ it somewhere.[ ]A. must dropB. must have droppedC. must be droppingD. must h...
- — Have you ever been to Xiushui No.1 High School?— No. It is the first time that I ______ to Xiushui.[ ]A. comeB. hav...
- — Have you ever been here before?— This is the second time I________to the Great Wall.[ ]A. comesB. have beenC. cameD...
- As a result of the use of the new technology,the production of this product________50 percent.[ ]A.has risen toB.h...