更多"We have studied long and hard to （）"的相关试题:
[单项选择]We have studied long and hard to ______ those objections.
A. overpay
B. overcome
C. win
D. omit
[单项选择]We have long speculated that if there are other warm, wet and cozy planets like ours, they might ______ carbon-based life like ours.
A. harbor
B. labor
C. monitor
D. toil
[单项选择]You （） all those calculations! We have a computer to do that sort of thing.
A. needn't have done
B. must not have done
C. should not have done
D. can not have done
[单项选择]You（）all those calculations! We have a computer to do that sort of thing.
A. needn't have done
B. must not have done
C. shouldn't have done
D. can not have done
[单项选择]One must have studied hard before one could make great progress in one's study.（）
A. 在学习中取得大的进步之前只有刻苦学习。
B. 不下苦工夫是不能在学习上取得大的进步的。
C. 谁肯下苦工夫，谁就能在学习上取得大的进步。
D. 必须勤学苦练，才能在学习上取得大的进步。
[单项选择]As long as we alive, we are learning and, in fact, some of our most important learning takes place outside of school ______in school.
A. better than
B. rather than
C. other than
D. more than
[单项选择]You ______ all those clothes! We have a washing machine to do that sort of thing.
[单项选择]In regard to those ancient emperors, we need to assess them in the （） of their times.
A. content
B. context
C. contest
D. contention
[单项选择]What social scientists have long felt puzzled about
A. The mortality rate can not be predicted.
B. The death toll remained stable year after year.
C. A quota for each type of death has not come into being.
D. People lost their lives every year for this or that reason.
