1.Too much ____ to X-rays can cause skin burns , cancer of other damage to the body.
2.The manager wants to see changes in the company, and I am sure he will .
3.While at home, she preferred ____
A.doing something to doing nothing
B.to do something rather do nothing
C.doing something rather do nothing
D.to do something to doing nothing
4.____ all behavior is learned behavior is a basic assumption of social scientists.
C.It is nearly
5.The coat I bought yesterday is not expensive at all．As a matter of fact, I would gladly have paid ____ for it.
A.as much twice
B.much as twice
C.as twice much
D.twice as much
6.With prices ____so much, it’s hard for the company to plan a budget.
7.The bank manager asked his assistant if it was possible for him to____ the investment plan within a week.
8.If this university ____ such a good reputation, I would not have come here.
9.The workers agreed to ____ the strike if the company would satisfy their demand.
10.I'm afraid I will have to ____her invitation to the party.
11.Craing assured his boss that he would ____all his energies in doing this new job.
12.I wondered what her ____ to the news would be.
13.In a typhoon , winds____ a speed greater than 120 kilometers per hour.
14.The Song Dynasty contributed three great inventions____ world civilization.
15.In this factory , suggestions often have to wait for months before they are fully ____.
16.If you don’t put the food in the refrigerator, it may go ____.
17.Though ____ in San Francisco, Dave Mitchell had always preferred to record the plain facts of small-town life.
18.He has never felt himself so powerfully ____to the scientific ideal.
19.There was a traffic jam; otherwise I ____ here on time.
D.would have been
20.We must try our best to lower the cost of our products．Otherwise the high cost will ____ our profit.
21.The English language contains a(n）____of words which are comparatively seldom used in ordinary conversation.
22.Although we had told them not to keep us waiting, they made no ____ to speed up deliveries.
23.John felt very ____ when everyone laughed at his question.
24.____she finds out that you've lost her dog?
25.The teacher____ me____ for disobedience.
26.The “Chinese Dream” is ____ dream to improve people’s well-being and ____ dream of harmony, peace and development.
27.The long-awaited Hubble Space Telescope, ____to orbit the Earth next March, will observe some of the oldest stars in the sky.
28.The tourist will be prevented from entering a country if he does not have ____ passport.
29.____ right now, she would not be late for the class.
A.Would she leave
B.If she leave
C.Were she to leave
D.If she had left
30.Californians and New Englanders speak the same language and ____by the same federal laws.
31.There was a large crowd of demonstrators ____ against the war.
32.The ____ scene of the waterfall is a perfect delight to the eye.
33.We are taking ____a collection to buy flowers for John because he is in the hospital.
34.If you suspect that the illness might be serious you should not ____ going to the doctor.
35.I have an appointment ____Dr. Smith, but I need to change it.
36.Care should be taken to decrease the length of time that one is____ loud continuous noise.
37.Many new ____ will be opened up in the future for those with a university education.
38.It may not be a great suggestion. But before ____ is put forward, we’ll make do with it.
A.a good one
B.a better one
C.the best one
D.a best one
39.On cloudy nights it is not possible to see the stars with ____ eye.
40.Such a difficult operation may not succeed, it’s a(n）____ gamble.
41.Only when you have obtained all the information about it ____ come to a sound judgment.
42.Don't worry．____ that you will be treated equally.
A.I'll look forward to it
B.I'll try my utmost
C.I'll be on the alert
D.I'll see to it
43.I support your decision , but I should also make it clear that I am not going to be ____ to it.
44.I ____you that the machine will arrive next week.
45.Anyone who has spent time with children is aware of the difference in the way boys and girls respond to ____ situation.
46.More than two hundred years ago the United States ____ form the British Empire and became an independent country.
47.The ship’s captain and members of the ____welcomed us on board.
48.Some teenagers harbor a generalized resentment against society , which ____ them the rights and privileges of adults, although physically they are mature.
49.Some areas, ____their severe weather conditions, are hardly populated.
C.in spite of
D.with regard to
50.At the first ____ of twelve everyone stopped for lunch.