【C11】A.in briefB.in turnC.in additionD.in fact
【C11】
A.in brief
B.in turn
C.in addition
D.in fact
【C11】
A.in brief
B.in turn
C.in addition
D.in fact
第1题
【C11】
A.in view of
B.in case of
C.regardless of
D.in spite of
第2题
【C11】
A.In principle
B.In addition
C.In particular
D.In summary
第4题
【C11】
A.in which
B.at which
C.to which
D.for which
第6题
The【C13】______similarity of liquids and gases becomes clearly apparent when the temperature and pressure are raised somewhat.【C14】______a closed container partially filled with a liquid is heated. The liquid expands, or【C15】______, becomes less dense; some of it evaporates.【C16】______, the vapor above the liquid surface becomes denser as the evaporated molecules are【C17】______it. The combination of temperature and pressure【C18】______the densities become equal is【C19】______the critical point. Above the critical point the liquid and the gas can no longer be【C20】______; there is a single, undifferentiated fluid phase of uniform. density.
【C1】
A.in
B.on
C.under
D.beyond
第7题
In many modern countries it has【C3】______been accepted that, by free education for all-whether rich or poor, clever or stupid-we can solve【C4】______of society and build a【C5】______nation. But we can already see that free education for all is not【C6】______: we find in such countries【C7】______people with university degrees than【C8】______jobs for them to do. Because of their degrees, they refuse to do what they think "low" work.
But we have only to think for a moment to understand that the work of a completely uneducated【C9】______is far more important than【C10】______we can live【C11】______education, but we【C12】______ if we have no food. If no one cleaned our streets and took the【C13】______away from our houses, we【C14】______terrible diseases in our towns.
In fact,【C15】______we say that all of us must be educated to fit us for life, it means that we must be educated【C16】______that each of us can do whatever job【C17】______him, and that we can realize that all jobs are【C18】______to society, and that it is very bad to be ashamed to do one's work, or to laugh at【C19】______. Only such a type of education can be【C20】______valuable to society.
【C1】
A.In order that
B.Before
C.As soon as
D.Though
第8题
【C2】______of SAD【C3】______its effects during the short, dark days of【C4】______. The problems are most【C5】______in the months when there are fewer hours of daylight. When spring arrives, these signs【C6】______and SAD victims feel【C7】______again.
The National Mental Health Association reports that SAD can【C8】______anyone. The group says young people and women are【C9】______the highest risk for the disorder. It says that an estimated twenty-five percent of the American population suffers from some form. of SAD. About five percent suffer from a severe form. of the【C10】______.【C11】______, many people in other parts of the world also have the condition.
To treat the disorder, victims of SAD do not need to wait until【C12】______. Experts know that【C13】______affected individuals【C14】______bright light each day【C15】______the condition.【C16】______, there are other things people can do to ease the problem. They can【C17】______the sunlight in their homes and workplaces. They can spend【C18】______time outdoors in the fresh air during the day.
One study found that walking for an hour in winter sunlight was as【C19】______as spending two-and-one-half hours in【C20】______light indoors.
【C1】
A.in
B.from
C.at
D.with
第9题
Research on napping is【C7】______ showing positive effects. The results suggest, for example,【C8】______ napping can make you more 【C9】______ , reduce stress and improve【C10】______ functioning compared to working all day without rest. A mid-afternoon sleep means that productivity can last long into the night.
Finding 15-30 minutes in a day can sometimes seem difficult,【C11】______ , doing so could mean a great deal to your productivity. Even 10 minutes a day will be better than nothing at all, and may give you the 【C12】______ you need to be successful. If you want to give it a try, make sure you can find a【C13】______ place before setting your head down. If you can feel secure and let go, then the nap will be even more 【C14】______ .
A lot of people who wish to start their own businesses but are currently working 9-5 will benefit【C15】______ a nap. The majority of the work on their own business will be done after 5pm and it is hard to stay【C16】______ and inspired at this time. Taking a nap during a【C17】______ at work or just after finishing work could【C18】______ increase your【C19】______ levels, allowing you to【C20】______ your own business after the 9-5 grind.
【C1】
A.in
B.into
C.upon
D.of
第10题
The normal human daily cycle of activity is of some 7-8 hours' sleep alternation(交替) with some 16-17 hours' wakefulness and that the sleep normally coincides 【C1】______ the hours of darkness. Our present 【C2】______ is with how easily and to what extent this 【C3】______ can be modified.
The question is no 【C4】______ academic one.
The ease 【C5】______ which people can change from working !n the day to working at night is a 【C6】______ of growing importance in industry where automation(自动化) 【C7】______ round-the- clock working of machines. It normally 【C8】______ from five days to one week for a person to adapt to a 【C9】______ routine of sleep and wakefulness, sleeping during the day and working at night. 【C10】______ , it is often the case in industry that 【C11】______ are changed every week. This means that no sooner has he got used to one routine 【C12】______ he has to change to another, 【C13】______ much of his time is spent neither working nor sleeping very 【C14】______ .
One answer would seem to be 【C15】______ periods on each shift, a month, or even three months. 【C16】______ , recent research has shown that people on such systems will revert to go back to their 【C17】______ habits of sleep and wakefulness during the week-end and that this is quite enough to destroy any 【C18】______ to night work built up during the week. The only real 【C19】______ appears to be to hand over the night shift to those permanent night workers whose 【C20】______ may persist through all week-ends and holidays.
【C1】
A.in
B.with
C.of
D.over