A.take the place of man in rescue jobs |
B.find the positions of people alive who are trapped in buildings |
C.serve as food for people alive who are trapped in buildings |
D.send signals for the coming earthquake |
A.treating wounded people. |
B.helping rescuers. |
C.smelling people among different smells. |
D.carry the wounded people to safety. |
A.the nose made by the rat |
B.the rat’s unusual behavior |
C.the signal sent by the radio on the rat’s back |
D.the smell given off by the person |
A.rats have better sense of smell than dogs. |
B.dogs don’t need to be trained to smell people. |
C.robots’ sense of smell can be affected by other smells around. |
D.rats can see in the dark and are smaller than robots. |
A.rats have taken the place of dogs in search for people. |
B.the “ rat project” has been completed |
C.people are now happy to see a rat in a building |
D.now people still use dogs and robots in performing rescue |
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A.TV news |
B.the Internet |
C.newspapers |
D.radios |
A.7 |
B.17 |
C.24 |
D.51 |
A.①>②>③ |
B.②>①>③ |
C.③>①>② |
D.③>②>① |
A.October, 2010 |
B.December, 2010 |
C.February, 2011 |
D.March, 2011 |
A.the reporters |
B.the readers |
C.the newspaper sellers |
D.the software developers |
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A.because the earth is being polluted day and night |
B.thanks to science development |
C.because of the rise in population |
D.because the earth is blown away by the wind every year |
A.much easier than | B.a(chǎn)s easy as |
C.a(chǎn)s hard as | D.much harder than |
A.Water pollution | B.a(chǎn)ir pollution |
C.noise pollution | D.rubbish |
A.it’s bad to all living things in the world |
B.it makes much noise |
C.it has made our rivers and lakes dirty |
D.it makes us become angry more easily |
A.Many countries are making rules to fight pollution. |
B.The pollution of the earth grows as fast as the world’s population does. |
C.From now on, maybe people should try to go to work by bus or bike instead of car ormotorbike. It is helpful to fight against the problem of SO2. |
D.The problem of pollution is not so serious because there are so many people |
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A.teaching the five children himself |
B.a(chǎn)sking the five children to find a new teacher |
C.telling the five students to work harder than ever before |
D.telling the teacher the five students were the best in the class |
A.the professor’s study |
B.the teachers’ hard work |
C.the change in the teachers’ attitude |
D.the change in the professor’s attitude |
A.To let us know how good his new teacher was. |
B.To show the importance of encouragement. |
C.To show that the boy was clever enough. |
D.To let us know the famous boy. |
A.giving reasons and result |
B.giving result and examples |
C.describing what he thinks |
D.a(chǎn)sking and answering questions |
A.If you want to get more,you should have new teachers. |
B.A professor’s study can help you score highest. |
C.Only teachers can make you a top student. |
D.Attitude and belief can change a person. |
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A.the Internet | B.the blog | C.the website | D.talking online |
A.their kids use a surprising language |
B.their kids talk about how they don’t like studying |
C.teen bloggers get messages from strangers |
D.their kids talk about their girlfriends or boyfriends |
A.It’s easy for teenagers to give up blogging. |
B.Many teenagers know it’s not safe to use the blog on the Internet. |
C.A blogger’s information about himself can be seen by anyone on the Internet. |
D.Most of today’s teenagers aren’t afraid to openly discuss everything in their lives. |
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A.one month | B.two months |
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A.a(chǎn) short story | B.a(chǎn)bout the sea |
C.a(chǎn) news report | D.a(chǎn) poem |
A.The sea is usually very beautiful when it is sunny. |
B.The sea is very terrible when the wind blows hard. |
C.The highest mountain is in the deepest place of the sea. |
D.The deeper the people go into the sea, the colder they would feel there. |
A.1/3 | B.2/3 | C.1/4 | D.3/4 |
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C.they are good food for fish | D.they are too small for fish to catch |
A.not only men can go down into the deep sea |
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D.women liked living in the sea |
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