Do you find getting up in the morning so difficult that it’s painful This (61) called laziness, but Dr. Kleitman has a new explanation. He has proved that everyone has a daily energy (62) . During the hours when you (63) your work you may say that you’re "hot". That’s true. The time of day when you feel most (64) is when your cycle of body temperature is (65) its peak. For some people the peak comes during the forenoon. For (66) it comes in the afternoon or evening. No one has discovered why this is so, but it (67) such familiar monologues (自言自语) as: Get up John! You’ll be late for work again! The possible explanation to the trouble is that John is at his (68) and energy peak in the evening. (69) family quarreling ends when husbands and wives realize (70) these energy cycles mean, and which cycle each member of the (71) has.
You can’t change your energy cyc
A. might be
B. must
C. need be
D. can be
| Imagining being asked to spend twelve
or so years of your life in a society which consisted only of members of your
own sex. How would you react Unless there was something definitely wrong with
you, you wouldn’t be too happy about it, to say the least. It is all the more
surprising therefore that so many parents in the world choose to impose such
abnormal conditions on their children--conditions which they themselves wouldn’t
put up with for one minute! Any discussion of this topic is bound to question the alms of education. Stuffing children’s heads full of knowledge is far from-being foremost among them. One of the chief aims of educations is to equip future citizens with all they require to take their place in adult society. Now adult society is made up of men and women, so how can a segregated (隔离的) school possi A. it is a wonderful thing to live with both sexes B. studying with only one’s own sex is helpful for academic achievements C. only gays will feel happy about being surrounded by the same sex D. parents try to protect their children by sending them to same sex schools [单选题] 分析和计算复杂电路的基本依据是( )。
A.欧姆定律 B.基尔霍夫定律 C.基尔霍夫定律和欧姆定律 D.节点电压法 [单选题]无缝道岔固定型辙叉接头冻结应采用高强度螺栓，扭矩应保持（ ）。
A.60～80N•m B.120～150N•m C.700～900N•m D.1100～1400 N•m [单选题]一张工作票中，（ ）不得互相兼任。
A.工作许可人与工作负责人 B.工作票签发人与工作许可人 C.工作票签发人与工作负责人 D.工作票签发人、工作负责人、工作许可人 [判断题]已违法，或接近违反法律法规及强制监测的环境因素，可直接判定为重要环境因素
A.正确 B.错误 我来回答: 提交
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