A.ironic | B.objective | C.unfriendly | D.unjust |
A.found a support group for their only children |
B.do volunteer work to help their only children |
C.let their only children make all the decisions alone |
D.set good examples for their only children |
A.is the only one who cares about her |
B.doesn't want to leave her alone |
C.wants to share the responsibility with her |
D.is worried about her safety |
A.spend all her time and money on her only child |
B.be responsible for bringing up her only child |
C.have and bring up only one child |
D.devote all her energy to her job |
A.only children are ruined and irresponsible |
B.only children have to face many challenges |
C.most only children want to have brothers and sisters |
D.most only children share their responsibility with their parents |
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A.Scientists Find New Substance to Fight Mosquitoes |
B.A New Generation of DEET Has Been Developed to Kill Mosquitoes |
C.Malaria一a Serious Disease Causing 630,000 Deaths |
D.Ethyl Pyruvate一an Insect Behavior Control Product |
A.kill the mosquitoes' smelling neurons |
B.cause the mosquitoes to lose their sense of smell |
C.result in the inactiveness of the mosquitoes' receptor |
D.make the mosquitoes uninterested in human breath and skin smell |
A.inform readers of the new development in fighting mosquitoes |
B.praise the achievements made in the battle against malaria |
C.introduce a cheaper product in fighting mosquitoes |
D.tell the differences between Ethyl Pyruvate and DEET |
A.the column of newspaper ads |
B.the health column of a magazine |
C.a(chǎn) textbook of medical schools |
D.a(chǎn) collection of doctors' essays |
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A.Because it has lost its natural instincts. |
B.Because there is not a complete ecochain. |
C.Because there is no space for it. |
D.Because uncontrolled hunting has destroyed its natural living conditions. |
A.Its effect still remains to be seen. |
B.Two tigers can already compete with their wild cousins. |
C.Some of the tigers are already on the road to recovering their natural skills. |
D.The tigers should be able to recover their instincts completely by 2007. |
A.they are no longer feared by other wild animals |
B.they don't know how to hunt or kill |
C.a(chǎn) complete change has resulted in the species because of breeding |
D.to reintroduce them into the wild has become an urgent task |
A.To help the tigers recover their ability to live in the wild. |
B.To provide them with a better environment. |
C.To get the tigers to go on a tour. |
D.To find a complete ecochain for them. |
A.Because the tigers can hunt wild animals by themselves at the African base. |
B.Because South Africans are skilled at dealing with the tigers. |
C.Because there is a complete ecochain and enough space there. |
D.Because the country has good natural conditions for the tigers to learn in. |
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A.Unsatisfied. | B.Doubtful. | C.Positive. | D.Negative. |
A.describe the symptoms of nervousness |
B.suggest a connection between our stomach and our emotions |
C.hint at the danger of nervous feelings |
D.encourage people to calm down and relax |
A.a(chǎn)nxious | B.fearless | C.energetic | D.sharp |
A.people with mental illnesses are more likely to have stomach problems |
B.the use of antibiotics can turn timid mice into daring ones |
C.timid mice have fewer types of stomach bacteria than daring mice |
D.people must consider changing their diets when they feel anxious |
A.psychological therapy has never worked before for autistic children |
B.yogurt is the best solution for anxiety problems |
C.high fat and high sugar foods are responsible for many mental diseases |
D.diet changes can lead to mood changes |
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A.it’s a trend that English students are dropping out of school |
B.the rising tuition fees have a great effect on English students |
C.the lost English students will find their way back |
D.many English students are missing the final examinations |
A.Because the students live in poor communities. |
B.Because Welsh students will pay fees above£3,465. |
C.Because education is free for Scottish students. |
D.Because there are less young students in the area. |
A.Most of them are willing to go to university. |
B.They feel universities takes up too much time. |
C.They will stop applying for university places this autumn. |
D.They are anxious to go to a key university. |
A.put off going to university |
B.reduce the anxiety about the rising fees |
C.pay for the fees in advance |
D.pay back their loan soon after graduation |
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A.What’s the Use of Energy Drinks? |
B.Who Can Drink Energy Drinks? |
C.What’s that in Energy Drinks? |
D.Why Can’t We Buy Energy Drinks? |
A.disliked | B.helped | C.stopped | D.encouraged |
A.energy drinks are especially aimed at teenagers |
B.energy drinks are helpful to teenagers’ study |
C.sports players need to drink a lot of energy drinks |
D.a(chǎn)dvertisements are important in getting people to buy energy drinks |
A.they have beautiful colors and cool names |
B.they have lots of caffeine |
C.they can keep them awake and better at sports |
D.they are said to be helpful to health |
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A.diseases and aging | B.a(chǎn)ccidents and war |
C.a(chǎn)ccidents and aging | D.heart disease and war |
A.medicine | B.the Internet | C.brain cells | D.human organ |
A.heart disease will be far away from us |
B.human brains can decide the final death |
C.the basic materials of cells will last forever |
D.human organs can be repaired by new medicine |
A.Over 100 years. | B.More than 120 years. |
C.About 150 years. | D.The passage doesn't tell us. |
A.Cells aren’t the basic units of all living things any more |
B.humans have to take medicine to build new skin cells now |
C.much needs to be done before humans can have a longer life |
D.we have already solved the technical problems in building new cells |
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A.protect | B.destroy | C.swallow | D.enlarge |
A.Fragile ecosystem |
B.Uncertain water sources. |
C.The large group of people. |
D.Increased water temperatures and the coral bleaching |
A.flooding is common in Venice |
B.everyone is familiar with flooding |
C.it is strange for Venice to experience flooding |
D.there is no flooding in Venice |
A.the dangerous destinations |
B.the most popular destinations |
C.the fascinating destinations |
D.the endangered destinations |
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A.It has a lower body temperature than other mammals. |
B.It only closes its eyes when underwater. |
C.It’s the only poisonous mammal in the world. |
D.It feeds its young on wild animal meat. |
A.The crocodile. | B.The echidna. | C.The duck. | D.The dog. |
A.its natural enemy | B.its appearance |
C.its walking pose | D.its daily diet |
A.is hunted for its meat | B.is in danger of extinction |
C.is endangered by air pollution | D.is well-protected now |
A.Platypus, a Trick? |
B.Platypus, the Only Warm-Blooded Mammal |
C.The Characteristics of Platypus |
D.The Strange Mammal —Platypus。 |
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