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科目:高中英語(yǔ) 來(lái)源:不詳 題型:閱讀理解
A.Because it can’t be heard by human ears. |
B.Because it can only be heard by female elephants. |
C.Because people don’t know its meanings. |
D.Because people haven’t studied it completely. |
A.where the elephants usually go |
B.what the elephants’ growls really mean |
C.how mother elephants raise baby calves |
D.how elephants protect their babies. |
A.show the location where she is staying |
B.a(chǎn)sk for help when she losses her way |
C.scare away the enemy |
D.let others know she will have a baby |
A.The elephants can speak like people. |
B.The wild elephants’ ways to fight against enemies. |
C.The “secret language” between elephants. |
D.The special life of female elephants. |
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科目:高中英語(yǔ) 來(lái)源:不詳 題型:閱讀理解
| Surface area(sq mi) | Volume(cu mi) | Percentage of total | |
Salt water | ||||
The oceans | 139,500,000 | 317,000,000 | 97.2% | |
Inland seas and saline lakes | 270,000 | 25,000 | 0.008 | |
Fresh water | ||||
Freshwater lakes | 330,000 | 30,000 | 0.009 | |
All rivers(average level) | - | 300 | 0.0001 | |
Antarctic Icecap | 6,000,000 | 6,300,000 | 1.9 | |
Arctic Icecap and glaciers | 900,000 | 680,000 | 0. 21 | |
Water in the atmosphere | 197,000,000 | 3,100 | 0. 001 | |
Ground water within half a mile from surface a mile from surface | - | 1,000,000 | 0. 31 | |
Deep-lying ground water | - | 1,000,000 | 0. 31 | |
Total (rounded) | - | 326,000,000 | 100.00 | |
A.Fresh Water in the World | B.Water Supply of the World |
C.Salt Water of the Earth | D.Protection of the Water in the World |
A.humans will have to use sea water in the future |
B.there is enough fresh water for man to use |
C.Water in the atmosphere is the least |
D.the sea water takes up 98%of the water on earth |
A.a(chǎn)bout 1,086,700 cu mi | B.a(chǎn)bout 6,300,000 cu mi |
C.a(chǎn)bout 680,000 cu mi | D.a(chǎn)bout 2,000,000 cu mi |
A.In Arctic Icecap and glaciers. | B.In Deep ground. |
C.In the Antarctic Icecap. | D.In the atmosphere. |
A.Freshwater lakes and all rivers(average level) |
B.Antarctic Icecap and water in the atmosphere |
C.Ground water within half a mile from surface and Deep-lying ground water. |
D.Deep-lying ground water and Arctic Icecap and glaciers |
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科目:高中英語(yǔ) 來(lái)源:不詳 題型:閱讀理解
A.his work was unnecessary | B.he did his work carelessly |
C.he was too old to do the job | D.he could do other better jobs |
A.Regretful. | B.Moved. | C.Excited. | D.Calm. |
A.Believe. | B.Ignore(忽略). | C.Praise. | D.Punish. |
A.even a small job can be important | B.work can bring old people happiness |
C.everyone should always respect others | D.everyone can be his own master |
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科目:高中英語(yǔ) 來(lái)源:不詳 題型:閱讀理解
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科目:高中英語(yǔ) 來(lái)源:不詳 題型:閱讀理解
A.playing computer games | B.searching information on the Internet |
C.sending e-mails | D.buying things online |
A.break their computers | B.sell their computers to teachers |
C.stop playing computer games | D.play games in the day, not at night |
A.can violate school rules or other people’s interests |
B.have their rights to quarrel with Ted |
C.can relax themselves while playing games on the net |
D.can study even better if they play games on the net |
A.report to the teachers | B.harm his good name in the dormitory |
C.quarrel with his roommates | D.learn how to get on well with others |
A.自食其果 | B.隨心所欲地做事 | C.回家種莊稼 | D.逃避責(zé)任 |
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科目:高中英語(yǔ) 來(lái)源:不詳 題型:閱讀理解
A.Because it worked perfectly. |
B.Because the right booster was still OK. |
C.Because nothing serious happened then. |
D.Because fewer people died in the flight. |
A.their planes couldn’t fly high in the sky |
B.they gained much from experience in failure |
C.their planes were often checked by the experts |
D.they were unpopular among passengers |
A.show failure is a better teacher than success |
B.explain why Challenger failed |
C.introduce something about Prof Desai |
D.tell managers how to achieve success |
A.Giving definitions. |
B.Making comparisons. |
C.Analyzing causes. |
D.Providing different examples. |
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科目:高中英語(yǔ) 來(lái)源:不詳 題型:閱讀理解
A.They are short of money. | B.They need better textbooks |
C.They should do part-time jobs. | D.They are trying to get high scores. |
A.To choose cheaper textbooks. | B.To write a textbook himself. |
C.To speak to his students. | D.To use old textbooks. |
A.About 7 dollars. | B.About 30 dollars. |
C.About 37 dollars. | D.About 90 dollars. |
A.Dr Jason's textbook has CD-ROMs and nice pictures. |
B.More writers and publishers will write simpler textbooks. |
C.Dr.Jason teaches public speaking at a college. |
D.Dr-Jason’s textbook is not well received. |
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科目:高中英語(yǔ) 來(lái)源:不詳 題型:閱讀理解
A.Some new studies about animals. |
B.People’s wrong ideas about animals. |
C.Why the number of animals has dropped. |
D.The importance of protecting animals. |
A.a(chǎn)re less clever than rodents | B.can find their home |
C.can read maps | D.a(chǎn)re good planners |
A.The species of grass in grasslands. |
B.The species of trees in grasslands. |
C.The number of flowers in grasslands. |
D.The number of animals in grasslands. |
A.Geography. | B.Culture. | C.Travel. | D.Nature. |
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