1] He gave the machine another ___ to see if it could work. A) chance B) trial C) operation D) attempt
2] The ___ of the story was “ Look before you leap. “ A) instruction B) moral C) comment D) statement
3] Many people complain of the rapid ___ of modern life. A) rate B) pace C) speed D) growth
4] They attempted to arouse nationalistic ___ against the foreigner. A) passions B) desires C) enthusiasm D) mood
5] contribution This week’s issue has ___ from several well-respected journalists. A) grants B) contributions C) assignments D) publications
6] Television can be an excellent ___ for education. A) medium B) approach C) method D) mould
7] The workers there held a(n) ___ to call for better working and living conditions. A) rally B) conjunction C) episode D) riot
8] The newspaper uncovered a sex ___ involving several government officials. A) scandal B) shame C) conviction D) rumor
9] They stood gazing at the happy ___ of children playing in the park. A) perspective B) view C) landscape D) scene
10] The wise man exercises ___ in his behavior and enjoyments. A) limitation B) interest C) restriction D) restraint
11] Switzerland is well-known for its impressive mountainous ___. A) views B) scenes C) sights D) scenery
12] John says that his present job does not provide him with enough ___ for his organizing ability. A) scope B) space C) capacity D) range
13] A ___ of the long report by the budget committee was submitted to the mayor for approval. A) formula B) frame C) schedule D) sketch
14] I undid the ___, and opened the case. A) scrapes B) sprays C) strokes D) straps
15] The police set a ___ to catch the thieves. A) plan B) device C) trap D) trick
16] Computer ___ affects the health of your computer just like their biological counterparts（对应物）make you sick. A) symptom B) virus C) gene D) therapy
17] Against his ___, Mario was forced to leave the country. A) mind B) will C) instinct D) heart
18] Yesterday was the twentieth ___ of the founding of the republic. A) ceremony B) anniversary C) occurrence D) entertainment
19] The two countries are linked by ___ of friendship going back many years. A) knots B) joints C) connections D) bonds
20] The government has devoted a larger slice of its national ___ to agriculture than most other countries. A) resources B) potential C) budget D) economy
21] Why should anyone want to read ___ of books by great authors when the real pleasure comes from reading the originals? A) themes B) insights C) digests D) versions
22] In nature, the ___ of plants is obviously related to climate. A) contribution B) attribution C) interaction D) distribution
23] Before he started work, I asked the builder to give me an ___ of the cost of repairing the roof. A) assessment B) estimate C) assumption D) evaluation
24] Gas stoves can be used with greater ___ than the old coal-burners. A) faculty B) facility C) publicity D) intensity
25] He made a ___ to build a successful business on his own in this district. A) disposal B) hint C) perspective D) resolve
26] Hard up families may receive financial support from the welfare ___. A) fund B) finance C) capital D) money
27] Coal is usually found underground, below several ___ of rock. A) floors B) stacks C) levels D) layers
28] In order to buy his house he had to obtain a large ___ from his bank. A) finance B) capital C) loan D) debt
29] During summer vacations some teachers attend ___ at colleges. A) studios B) seminars C) stadiums D) senates
30] He went bankrupt and committed ___, leaving a widow and two children. A) murder B) penalty C) suicide D) execution
31] There was a good deal of ___ to the introduction of foreign cultures. A) obstacle B) challenge C) resistance D) block
32] Only people with a strong ___ can go climbing. A) construction B) constitution C) content D) convention
33] The railway runs through a ___ under the mountain. A) channel B) tunnel C) canal D) highway
34] The farmers in this country can improve their ___ by using better seeds and more fertilizer. A) yield B) growth C) harvest D) gain
35] I think we need to see an investment ___ before we make an expensive mistake. A) guide B) cashier C) consultant D) assessor
36] The ship’s captain and members of the ___ welcomed us on board. A) crew B) staff C) faculty D) team
37] The problems requiring immediate solution will be given ___ at the meeting. A) priority B) urgency C) superiority D) emergency
38] He has put his car entirely at our ___ for the holiday. A) usage B) disposal C) application D) disposition
39] Under these ___, you might agree with us that it is rather difficult for your products to put a footing on this market. A) situations B) circumstances C) cases D) conditions
40] Molecules are tiny ___, invisible except under a very powerful microscope. A) spots B) dots C) germs D) particles
41] Scientists have found that lead can be ___ easily. A) dissolved B) digested C) melted D) mined
42] I hope I haven’t ___ you in any way, I really meant to help you out of the trouble. A) raided B) tortured C) violated D) offended
43] You look completely ___. you must go to bed immediately. A) consumed B) exhausted C) strained D) disposed
44] The Prime Minister frequently wandered from his text to ___ on a point that had obviously caught his audience’s interest. A) elaborate B) stress C) explain D) speculate
45] The school ___ itself on its academic record. A) claims B) boasts C) prides D) proves
46] He found it hard to ___ the temptation to get drunk. A) resign B) resist C) refuse D) reserve
47] If you don’t dry the knife, it will ___. A) ruin B) rust C) decay D) spoil
48] It’s too late to change your mind now, so there’s no point in ___ tears over it. A) discarding B) streaming C) shedding D) flowing
49] She ___ and fell from the top of the stairs to the bottom. A) slipped B) skated C) spilt D) split
50] The children had been ___ of the danger, but had taken no notice. A) warned B) alerted C) threatened D) persuaded