[填空题]We have no obligation to save those institutions which cannot reduce rising costs or increasing revenues significantly.

[填空题]We have no obligation to save those institutions which cannot reduce rising costs or increasing revenues significantly.

[单项选择]You ______ all those calculations ! We have a computer to do that sort of things.
A. needn’t have done B. shouldn’t have done
C. must not have done D. could not have done

[简答题]You______(本来不必进行) all those calculations. We have a computer to do that sort of thing.

[填空题]It is very difficult to answer those questions.
We have ______ ______ answering those questions.

[填空题]For years we have believed we were either healthy or sick. __51__, during the mid-90s, scientists developed a new concept called “sub-health”, a status __52__ health and illness. The concept of sub-health has become __53__ because it has helped to explain many health problems. __54__ one study, only 5.6% of people in the overall population are actually sick, __55__ the sub-healthy group consists of about 60%, and the __56__ population is considered healthy. __57__ of one’s sub-health will help one to be alert to the underlying disease and remain healthy. Sub-Health is a state in which the body is __58__ turning from health to illness or from illness to health. Our bodies are actively __59__ the conditions of health, sub-health and disease. Factors __60__ aging, internal or external toxicity （毒性）, and body or mind exhaustion may cause sub-health, but taking good care of the body can change a sub-healthy status to a healthy one.
A. A．Besides
B．However
C．Meantime
D．Therefore

[单项选择]______ difficulties we may have, we must finish the task as required.


A. Whatever
B. Whichever
C. Of which
D. No matter how

[简答题]We have done things we ought not to have done and ____________(应该做的事情却没有做).

[单项选择]I have known very few writers, but those I have known, and whom I respected, confess at once that they have little idea where they are going when they first set pen to paper. They have a character, perhaps two; they are in that condition of eager discomfort which passes for inspiration; all admit radical changes of destination once the journey has begun; one, to my certain knowledge, spent nine months on a novel about Kashmir, then reset the whole thing in the Scottish Highlands. I never heard of anyone making a "skeleton", as we were taught at school. In the breaking and remaking, in the timing, interweaving, beginning afresh, the writer comes to discern things in his material which were not consciously in his mind when he began.
This organic process, often leading to moments of extraordinary self-discovery, is of an indescribable fascination. A blurred image appears, he adds a brushstroke and another, and it is gone; but something was there, and he will not rest till he has capt
A. They have little ideas before they start writing.
B. Their talent goes into all their drafts.
C. It does harm to their writing when they flirt with fame.
D. They try to increase communication with readers.