一、 单选题 (共 50 道试题,共 100 分)
1.When workers are organized in trade unions, employers find it hard to lay them ________.
2.The chairman of the board _____ on me the unpleasant job of dismissing good workers the firm can no longer afford to employ.
3.Modern sonar makes it possible to ____ an underwater submarine.
4.It may be necessary to stop ______in the learning process and go back to the difficult points in the lessons.
D.at a distance
5.____ the success of the product depends on its good quality.
6.She hit the chair and ____ the coffee.
7._________, Mr. Wells is scarcely in sympathy with the working class.
A.Although he is a socialist
B.Even if he is a socialist
C.Being a socialist
D.Since he is a socialist
8.Equipment not______ official safety standards has all been removed from the workshop.
9.He knows the regulations, and if he refuses to ____ with them he must take the consequence.
10.His contribution to the program was ____ because 99 percent of the work was completed by his colleagues.
11.Each individual is requested to state the ____ on which his judgments are based.
12.To speed up the ______of letters, the Post Office introduced automatic sorting.
13.He is planning another tour abroad ,yet his passport will ______ at the end of this month.
14.Mr. Smith had an unusual _______ : he was first an office clerk , then a sailor , and ended up as a school teacher.
15.The students showed ____when solving the difficult maths problems.
16.Radio reception wasn’t very good because of a disturbance in the atmosphere; the announcer’s voice sounded very ____.
17.Children who stay away from school do ________ for different reasons.
18.A system of strict discipline has a ____ effect on conduct.
19.I don’t know if the story is true, but I’ll try to ____ it.
20.The meaning of this poem is very ____; I really do not understand it.
21.The Timber rattlesnake is now on the endangered species list, and is extinct in two eastern states in which it once______ .
22.The chairman was blamed for letting his secretary ________too much work last week.
23.To his great joy he discovered that his ear was becoming ____.
24.For three-quarters of its span on Earth, life evolved almost______ as microorganisms.
25.The bank refused to ______him any money, so he had to postpone buying a house.
26.Because fuel supplies are finite and many people are wasteful, we will have to install _________ solar heating device in our home.
A.some type of
B.some types of a
C.some type of a
D.some types of
27.I have looked all over the office for my jar of glue. It seemed to have ____.
28.Some people believe that since oil is scarce, the ____of the motor industry is uncertain.
29.The more a nation‘s companies _______factories abroad, the smaller that country‘s recorded exports will be.
30.At first, the _____ of color pictures over a long distance seemed impossible ,but , with the painstaking efforts and at great expense ,it became a reality.
31.I saw them bending with great ____ over the machines.
32.Foreign disinvestment and the ________ of South Africa from world capital markets after 1985 further weakened its economy.
33.A square is a flat area having four sides, any adjacent two sides of which ____ a right angle.
34.As he failed to win the first prize in the badminton match, he had to ____ the second.
35.The meeting was put off because we __________ a meeting without John.
B.were objected to having
C.objected to have
D.objected to having
36.Mr.Smith asked his secretary to ______a new paragraph in the annual report she was typing.
37.If you know what the trouble is, why don’t you help them to ________ the situation?
38.The defense lawyer was questioning the old man who was one of the ______of the murder committed last month.
39.I can’t ________ what has happened to the vegetables, for they were freshly picked this morning.
40.You don’t have to install this radio in your new car . It’s an _______ extra.
41.If you explained the situation to your solicitor, he ________ able to advise you much better than I can.
B.will have been
42.Some day software will translate both written and spoken language so well that the need for any common second language could _____ .
43.James has just arrived, but I didn’t know he _________ until yesterday.
C.had been coming
44.I know he failed his last test, but really he’s _________ stupid.
45.The local people were joyfully surprised to find the price of vegetables no longer ______ according to the weather.
46.These overseas students show great ______ for learning a new language.
47.The party will ____their leader very determinedly.
48.Preliminary estimation puts the figure at around $110 billion, _____ the $160 billion the President is struggling to get through the Congress.
A.in proportion to
B.in reply to
C.in relation to
D.in contrast to
49.It was no _____ that his car was seen near the bank at the time of the robbery .
50.The portion of the total income of China’s railways which comes from carrying cargo is____80 percent.