《73£¯78防污公约》规定：（)总吨以上的排油船，应持有主管机关签发的《国际防止油污证书》和《油类记录薄》。

A.67%

B.73%

C.75%

D.78%

E.80%

A.76

B.78

C.80

D.82

he is born【71】Human brains differ considerably,【72】being more able than others.【73】no matter how good a brain he has to begin with, an individual will have a low order of intelligence【74】he has opportunities to learn. So the second aspect is what【75】to the individual — the environment in which he is brought【76】. If an individual is handicapped【77】, it is likely that his brain will【78】to develop and he will【79】attain the level of intelligence of which he is【80】.

(76)

A．for

B．by

C．with

D．in

great 【71】 of energy we need from coal, gas, and oil. However, the 【72】 of energy which we use is 【73】 every year, and we only have enough coal, gas, and oil for the next twenty or thirty years. How will we live 【74】 the energy which these things give us？ Scientists are looking for 【75】 to this problem. They are looking for new 【76】 to produce energy. For example, they are working with new ways 【77】 energy from the light and heat of the sun. They are also working with plans which produce energy from 【78】 of the oceans. All of the new methods 【79】 scientists are finding are still very expensive, but perhaps they will help solve our energy problems 【80】 the future.

(71)

A．number

B．group

C．price

D．deal

hen people had eaten their food 【73】 , an fire was used only to provide heat and light.

The first primitive cooks were 【74】 women, 【75】 preparing food and making clothing were considered women's work. 【76】 most of the great chefs in history have been men. This might have been because chefs learned 【77】 work in the kitchens of rich families 【78】 in restaurants and women didn't often take jobs outside their homes, or it might have been because kitchen equipment was so heavy and difficult to work with 【79】 only strong men could do it. In modern times, great female chefs have become known, and some of the best cook books 【80】 by women.

(71)

A．who

B．which

C．how

D．what

ng by a specified date in return for something done by 【72】 Usually the contract is a written document signed and dated by both 【73】 It must state clearly the consideration, that is, what is to be given or done by one person in 【74】 for what is given or done by the other . If one person does 【75】 was promised and the other does not, that other may be sued in court and required by court in order to make compensations. He or she 【76】 also be required to pay for damages suffered as a result of the failure to perform. The things 【77 】by both parties must be stated in definite terms 【78】 the court will hold that contract is 【79】 vague and general to be enforced. 【80】 the time period within which the work is to be done must be definite or the court will say that the document is not a contract.

(71)

A．in which

B．that

C．which

D．on that

《公约》规定，卖方不交货时，买方可解除合同的情况是()。

A．卖方不交货已构成根本性违反合同

B．买方宣告合同无效

C．法院已作出实际履行的判决

D．买方宣告合同无效后，已以合理方式购买替代物

ial feast was prepared in Plymouth, Massachusetts. The colonists who had【62】there had left England【63】they felt【64】of religious freedom. They came to the【65】land and faced difficulties in coming【66】the ocean. The【67】which carried them was【68】the Mayflower. The North【69】was difficult to travel. There were bad storms. They were【70】in learning to live in the new land by the Indians who【71】the region. The Puritans as they were called, had【72】to be thankful for. Their【73】practices were no longer a source of【74】by the government. They learned to【75】their farming habits to the climate and soil. When they【76】the fourth Thursday of November for their Thanksgiving celebration, they invited their neighbours, the Indians, to join them in【77】and a prayer of gratitude for the new life. They recalled the group of 102 men, women, and children who left England. They remembered their dead who did not live to see the【78】of Massachusetts. They reflected【79】the 65 days' voyage which【80】their strength.

(61)

A．this

B．some

C．a

D．that

e, they don't usually 【61】 people they know. 【62】 , many Americans write letters to newspapers and magazines which give advice 【63】 many different subjects, including family problems, sex, the use 【64】 the language, health, cooking, childcare, clothes, and how to buy a house or a car.

【65】 newspapers regularly print letters 【66】 readers with problems. Along 【67】 the letters there are answers written 【68】 people who are supposed to know how to 【69】 such problems. Some of these writers are doctors; 【70】 are lawyers or educators. But two of the most famous writers of advice 【71】women without special training 【72】 this kind of work. One of them answers letters 【73】 to " Dear Abby". The other is addressed 【74】 " Dear Ann Landers". Experience is their preparation for 【75】 advice.

There is one writer who has not lived long 【76】 to have much experience. She is a girl named Angel Cavaliere, who started writing 【77】 for newspaper readers 【78】 the age of ten. Her advice to young readers now 【79】 regularly in the Philadelphia Bulletin in a column 【80】 DEAR ANGEL.

(61)

A．talk

B．ask

C．tell

D．speak

】. Its first recorded use was in India【63】cotton cloth of very fine texture, almost【64】 silk, was made. When the Spanish【65】in the New World, they found that the Incas, the Mayas, and the Aztecs knew【66】cotton cloth.【67】of the cotton cloth made in Peru, even before the days of the Incas,【68】that it is kept in museums.

Cotton is the most important of【69】textiles. Even now, with many artificial materials【70】,more than half of all textile products are made of cotton.

Cotton comes【71】a plant of that name. When the plant is mature, the cotton grows in a white ball around the seed. To【72】the cotton for market, the seed【73】from the cotton fiber. This【74】by a machine called the cotton gin. Then cotton is【75】into huge bundles called bales,【76】are sent to the mills.【77】the fibers are combed【78】they will all be turned in the same direction.【79】, the fibers are spun into thread. From the thread, the cotton is woven into【80】.

(46)

A．into

B．out of

C．from

D．through

a. It' s the one【71】the teacher standing in the schoolroom door【72】goodbye to students for the summer and calling【73】them, "By the way, we won World War Ⅱ."

The problem with the joke, of course, is that it's【74】funny. There cent surveys on【75】illiteracy (无知) are beginning to numb (令人震惊): nearly one third of American 17-year-olds cannot even【76】which countries the United States【77】against in that war. One third have no【78】when the Declaration of Independence was【79】. One third thought Columbus reached the New World after 1750. Two thirds cannot correctly【80】the Civil War between 1850 and 1900.【81】when they get the answers right, some are【82】guessing.

Unlike math or science, ignorance of history cannot be【83】connected to loss of international【84】. But it does affect our future【85】a democratic nation and as individuals.

The【86】news is that there is growing agreement【87】what is wrong with the【88】of history and what needs to be【89】to fix it. The steps are tentative (尝试性的)【90】yet to be felt in most classrooms.

(51)

A．about

B．in

C．for

D．by