| The fleet made several expeditions _____ the exploration was stopped. |
A. when B. before C. while D. since |
| I saw his mother ______ him down on the bed and he _____ there quietly. But I never knew his mother was ______ to me when saying he was dying. |
A. lay; lied; lying B. laid; lay; lying C. lain; lay; lieing D. laid; lied; lieing |
| The government has taken some measures to reconstruct the earthquake-hit areas, but it must be some time ____ everything returns to normal. |
A. since B. after C. unless D. before |
| Scientists say it may be five years _____ it is possible to test this medicine on human patients. |
A. since B. until C. before D. when |
| It is usually warm in my hometown in March, but it _____ be rather cold sometime. |
A. must B. can C. should D. would |
| Do you know where ______ my story books? |
A. did my mother put B. my mother put C. does my mother put D. my mother putted |
| There are ______ in my school as in your school. |
A. as four times many students B. four times students as many C. four times many students as D. four times as many students |
| It was April 29, 2011 ____ Prince William and Kate Middleton walked into the palace hall of the wedding ceremony. |
A. that B. when C. since D. before |
| How long do you think _____ the computer company brings out a new product? |
A. it will be before B. will it be until C. will it be when D. it will be that |
| Stay in bed longer today, _____ you were working too late last night. |
A. now that B. except that C. so that D. providing that |