题目内容
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【C11】
A．In principle
B．In addition
C．In particular
D．In summary
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【C11】
A．in view of
B．in case of
C．regardless of
D．in spite of
【C11】
A．in which
B．at which
C．to which
D．for which
【C11】
A．in brief
B．in turn
C．in addition
D．in fact
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
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
【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
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
【C1】
A．in some way
B．in some ways
C．somehow
D．somewhat
