单选题Cancer is a group of diseases in which there is uncontrolled and disordered growth of _____ cells.
单选题We must _____ that the experiment is controlled as rigidly as possible.
单选题As it turned out to be a small house party, we _____ so formally.
单选题The shop assistant was dismissed as she was _____ of cheating customers.
单选题Time _____, the celebration will be held as scheduled.
单选题Research shows that there is no_____ relationship between how much a person earns and whether he feels good about life.
单选题When the crowd area was _____ by the flood, the government sent food there by helicopter.
单选题More often than not, it is difficult to_____ the exact meaning of a Chinese idiom in English.
单选题To speed up the _____ of letters, the Post Office introduced automatic sorting.
单选题The boy slipped out of the room and headed for the swimming pool without his parents’ _____.
单选题Society now requires the university to be a part of the community. _____, students themselves expect to play a role in the affairs of society.
单选题China has greatly _____ its influence in world affairs.
单选题In Britain people _____ four million tons of potatoes every year.
单选题The detective and his assistant have begun to _____ the mysterious murder.
单选题The work was almost complete when we received orders to _____ no further with it.
单选题At last she left her house and got to the airport, only _____ the plane flying away.
单选题Small, independent food stores simply can’t _____ with the big national chains.
单选题Difficulties and hardships have _____ the best qualities of the young geologist.
单选题This missile is designed so that once _____ nothing can be done to retrieve it.
单选题Don’t get your schedule _____; stay with us in this class.