A.tell our bodies and brains what to do |
B.make our eyes blue or brown |
C.decide how well you work without sleep |
D.ensure whether you’re good at driving |
A.It affects whether you like to stay up late or get up early. | B.It comes in two forms: short and long. | C.One has either two longs or two shorts of it. | D.Your parents determine what particular combination you have. |
A.need to go to bed early and get up early | B.can work better than the people with long form of period3 without sleep |
C.take less time to fall asleep after they stay up late | |
D.need more and deeper sleep to keep their brains working at top form |
A.The Period3 Gene | B.The Function of Genes |
C.Wake up, Sleepy Gene | D.Stay up Late or Get up Early? |
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A.choose a good dictionary, and you’ll be successful in learning English |
B.dictionaries are not necessary to the students who learn English |
C.it is very important for students to use good dictionaries properly |
D.using dictionaries very often can’t help to improve writing |
A.Dictionaries have little effect on learning to speak English. |
B.Whatever new words you meet while reading, never use dictionaries. |
C.Small two-language dictionaries have serious defects (缺陷). |
D.Reading something for the first time, you’d better not use dictionaries. |
A.At the beginning of the reading |
B.At the end of the reading |
C.During the first reading |
D.After the first reading |
A.students shouldn’t use small two-language dictionaries |
B.what were the defects of small two-language dictionaries |
C.why students should use large college edition dictionaries |
D.what dictionary students should choose and how to use it |
A.How to make good use of a dictionary. |
B.When to use a dictionary. |
C.How to improve spoken English. |
D.How to practise reading fast. |
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A.4 years | B.8 years | C.a(chǎn)t least 10 years | D.more than 20 years |
A.supervising students | B.treating patients |
C.carrying patients | D.doing operations |
A.work 36 hours every week | B.rest for 36 hours before they can go to work |
C.work continuously for 36 hours | D.take a rest every 36 hours |
A.medical residents get too much money. |
B.Medical residents should go back to school to study |
C.There are not enough work for nurses |
D.medical residents may make mistakes if they work too long. |
A.some critics | B.some medical professors |
C.some experienced doctors | D.some medical students |
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A.The relationship between accents and social classes. |
B.The Queen’s Christmas speeches on TV. |
C.The changes in a person’s accent. |
D.The recent development of the English language. |
A.she has been Queen for many years |
B.she has a less upper-class accent now |
C.her speeches are familiar to many people |
D.her speeches have been recorded for 50 years |
A.“dutay” | B.“citee” | C.“hame” | D.“l(fā)orst” |
A.speech sounds | B.Christmas customs |
C.TV broadcasting | D.personal messages |
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A.Eating healthy food every day. |
B.Having the right types of genes. |
C.Having a healthy lifestyle. |
D.Taking drugs that prevent ageing. |
A.10% | B.20% | C.30% | D.50% |
A.The team studied the genes of over 100 people over 100 years of age. |
B.The researchers found that mutations in certain genes lead to longer life. |
C.The researchers found ways to develop drugs that could cure age-related diseases. |
D.The study suggested that most people have genes that could lengthen their lives. |
A.drugs to slow ageing will be very expensive |
B.modern science will be able to find more longevity genes |
C.it is the duty of medical scientists to fight the problems of ageing |
D.scientists can make new genes that will allow longer life |
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A.They can live longer than they expected. |
B.They are sure to enjoy a longer and happier life. |
C.They have lived long enough to read this article. |
D.They are more likely to survive serious diseases now. |
A.Men drink and smoke much more than women. |
B.Men don’t seek medical care as often as women. |
C.Men are more likely to suffer from deadly diseases. |
D.Men aren’t as cautious as women in face of danger. |
A.it could happen to me,too. |
B.it would be a big misfortune. |
C.I should avoid playing golf. |
D.I should consider myself lucky. |
A.A casual attitude towards one’s health conditions. |
B.A new treatment for certain psychological problems. |
C.Refusal to get medical treatment for fear of the pain involved. |
D.Unwillingness to find out about one’s disease because of fear. |
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A.show that students didn’t think about what they learnt |
B.prove the effectiveness of the project known as PEEL |
C.test students’ general knowledge about geography |
D.encourage students to ask more questions in class |
A.To ensure teachers do scientific work. |
B.To help students get higher test scores. |
C.To find the differences between what is taught and learnt. |
D.To help normal teaching methods achieve their goals. |
A.the teacher does not give the usual scientific explanations |
B.students always have their own knowledge of the subject |
C.more attention is paid to the students’ own ideas |
D.the best explanations are given by the students |
A.He is a teacher who teaches geography in a high school in Australia |
B.He is a geography teacher and a researcher in Australia |
C.He is a teacher teaching geography in a high school in Austria |
D.He is a high school geography teacher in Austria. |
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A.Only once as a football star. |
B.Only once as a businessman. |
C.Twice in all. |
D.We are not quite sure. |
A.the first knee injury in l 968 |
B.his unfortunate personal life |
C.a(chǎn)nother more serious knee injury |
D.a(chǎn) friend’s being deadly ill |
A.Football players are not successful all the time. |
B.A successful businessman should be a ball player first. |
C.A retired football player can easily make money. |
D.Whatever you do, working hard is the most important. |
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