更多"It is necessary that he______. [A]"的相关试题:
[填空题]By making an offer, an employer actually gives up part of his control over______.
[简答题]Memory is involved when a rat gives up eating grain because he has sniffed something suspi- cious in the grain pile. ( Passage 2 )
[填空题]Unless each person gives up a bit of freedom, no one can get along pleasantly with an other.
[单项选择]
The man finally ______.[A] gives up smoking[B] takes the woman’s advice[C] feels it unlikely to give up smoking
[简答题]S5. CUC and some universities in Nanjing are trying to ______.
[单项选择]The office moving is necessary because
A. the department needs more staff.
B. the ground floor is more convenient.
C. of the increase of staff numbers.
[填空题]Vitamins are organic compounds necessary in small amounts in the diet for the normal growth and maintenance of life of animals, including man.
They do not provide energy, 【B1】 do they construct or build any part of the body. They are needed for 【B2】 foods into energy and body maintenance. There are thirteen or more of them, and if 【B3】 is missing a deficiency disease becomes 【B4】 .
Vitamins are similar because they are made of the same elements—usually carbon, hydrogen , oxygen , and 【B5】 nitrogen. They are different 【B6】 their elements are arranged differently, and each vitamin 【B7】 one or more specific functions in the body.
【B8】 enough vitamins is essential to life, although the body has no nutritional use for 【B9】 vitamins. Many people, 【B10】 . believe in being on the "safe side" and thus take extra vitamins. However, a well-balanced diet will usually meet all the body’’ s vitamin needs.
A. A.nevertheless
B.therefore
C.moreover
D.meanwhile