A.They did a series of experiments. |
B.They made a written survey about the old people. |
C.They interviewed people of different ages face to face. |
D.They telephoned people between the ages of 18 and 85. |
A.In their twenties | B.In their fifties |
C.After their seventies | D.When they were born |
A.Less stress | B.Away from working |
C.Controlling of emotions | D.More thankfulness |
A.No Worrying about Getting Older |
B.Older Men are Happier than Older Women |
C.The Factors Affecting the Happiness of Old people |
D.For Lots of people,Getting Older Means Getting Happy |
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A.A plastic continent does exist in the Pacific Ocean |
B.Endangered marine life is well protected. |
C.Plastics are one of the main causes of water pollution. |
D.Plastics should be forbidden in people’s daily life. |
A.Local fishermen have to fish in other areas. |
B.The water becomes shallow and fish have to move away. |
C.The wind is too strong there and it makes sailing more difficult. |
D.It makes people realize the importance of protecting the environment. |
A.effective | B.expensive | C.a(chǎn) difficult task | D.not good enough |
A.Many marine animals are dying due to the broken marine food chain. |
B.Captain Moore founded Greenpeace to do research on the ocean pollution. |
C.The marine animals have no choice but to eat plastics for lack of food. |
D.There are three ways to prevent the oceans from becoming a plastic continent. |
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A.in the Atlantic | B.in the Pacific |
C.in the Gulf of Mexico | D.in the Mediterranean |
A.The bluefin tuna is a kind of large and heavy fish. |
B.The number of the bluefin tuna in the sea is getting smaller and smaller. |
C.Scientists are worried about the future of the tuna. |
D.Scientists think that the harvest of the seas will remain good. |
A.finding a new way to protect them |
B.controlling the catches of them |
C.reducing the population to eat them |
D.protecting them in their production and feeding grounds |
A.tell people a new way has been found to save the bluefin tuna |
B.call for action to save the bluefin tuna |
C.warn people not to eat tuna sandwiches anymore |
D.help scientists to find a new way to save the bluefin tuna |
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A.The importance of clone |
B.First insects are cloned |
C.The disagreement in clone |
D.The advantages of clone |
A.there are fewer and fewer flies in the world |
B.flies are easy to find and cheap to use |
C.they can gain some experience before cloning other animals |
D.it is safe to clone flies |
A.the difference of other animals’ genes |
B.the improper technique of clone |
C.the complex of other animals |
D.the improper rearrange of the adult gene |
A.the clone of insects before used grown-up cells |
B.the clone of insects were never experimented before |
C.this time scientists cloned flies successfully and easily |
D.based on this success, other animals will be cloned in large quantities. |
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A.direct kids to build solar collectors |
B.train young scientists for city planning |
C.develop children’s problem-solving abilities |
D.help young architects know more about designing. |
A.find out kids’ creative ideas | B. help kids with their program |
C. discuss with the teacher | D. give children a lecture |
A.An official. | B.An architect. | C.A teacher. | D.A scientist |
A.they can design future buildings themselves |
B.they have new ideas and rich imagination |
C.they are given enough time to design models |
D.they need not worry about making mistakes |
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A.the paper is telling a lie | B.the first sentence is the topic sentence |
C.the two news items made people surprised | |
D.if a man did nothing at all for the telephone company, he would still get $2,000 a month |
A.the computers are magical workers |
B.the computers can do anything as well as man |
C.the computers can write out the bill and even sign it |
D.the computers sometimes also make mistakes |
A.were used to conscript people | B.a(chǎn)re usually faster than human beings |
C.a(chǎn)re not so magical as people expect | |
D.were not easily controlled and always fooled human beings |
A.we’d better use people instead of computers in our everyday life |
B.we should not use computers because they always make mistakes |
C.computers are widely used in our everyday life |
D.if we want to work well, don’t use the computers |
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A.a(chǎn) study that shows men are cleverer than women |
B.the “glass ceiling” phenomenon |
C.Professor Ruston’s theory on IQ |
D.the difference between male and female |
A.making up | B.carrying out | C.examining carefully | D.looking at |
A.a(chǎn) little less than 100 | B.100 |
C.more than 100 | D.96.37 |
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A.the importance of Earth Day |
B.the person who planned the Earth Day |
C.the history of Earth Day |
D.the first Earth Day |
A.The world was getting dirty. |
B.Many plants and animals were dying. |
C.Few people cared about the earth. |
D.All of the above. |
A.the president | B.the other lawmakers |
C.the colleges | D.the students |
A.10 | B.7 | C.6 | D.1 |
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A.Oil tanker accidents. | B.Oil spills pollution. |
C.What oil pollution is. | D.How to reduce oil pollution. |
A.By giving a description. | B.By making an argument. |
C.By giving an example. | D.By drawing a diagram. |
A.Transportation depending more on oil. |
B.Poisonous oil breaking down naturally. |
C.Millions of tons of oil spilling into the sea. |
D.More environmental damage being caused. |
A.We should develop new technologies to cut oil use |
B.Tankers should not be allowed to sail near the coastlines. |
C.We should build safer oil tankers in the near future. |
D.Countries should build more oil pipelines under the sea. |
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