A.The act of calling each other. |
B.The sense of accomplishment. |
C.The act of hunting for something. |
D.The sense of belonging to a group. |
A.Wolves separate from each other after howling. |
B.Wolves tend to protect their hunting grounds. |
C.Wolves sometimes have quarrels after howling together. |
D.Wolves of low rank are encouraged to join in the chorus. |
A.show their ranks | B.find their companions |
C.report the missing ones | D.express their loneliness |
A.howling is a signal for hunting |
B.howling is a way of communication |
C.howling often occurs in the morning |
D.howling spreads from one to another |
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A.The absence of blackboard in classroom. |
B.The use of new technologies in teaching. |
C.The lack of practice in handwriting. |
D.The popular use of smartphones. |
A.focused on the difference between writing by hand and on a computer. |
B.indicated that students prefer to write with a pen and paper. |
C.found that good essays are made up of long sentences. |
D.discussed the importance of writing speed. |
A.Spelling improves one’s memory of words. |
B.Spelling ability is closely related to writing ability. |
C.Spelling benefits the translation from words into ideas. |
D.Spelling slows down finding exact words to express ideas. |
A.Window. | B.Soul | C.Picture. | D.Imagination. |
A.Computers can help people with their choice of words. |
B.Spell checks can take the place of spelling teaching. |
C.Handwriting still has a place in today’s classrooms. |
D.Functional spelling ability develops fast in the fifth grade. |
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A.To find the reasons for myopia. |
B.To find the ways to treat myopia. |
C.To prove the bad effects of myopia. |
D.To prove the prevalence of myopia. |
A.Because Sydney children watch less TV. |
B.Because Sydney children have more eye resting time. |
C.Because Sydney children use computers less. |
D.Because Sydney children do more outdoor sports. |
A.Sydney children don’t study hard. |
B.Singapore children do few exercises. |
C.Outdoor activities do more good to eyes. |
D.Room light does harm to children’s eyes. |
A.Children should have eye tests as soon as they reach school age. |
B.Doing outdoor activities with no glasses is good for myopia children. |
C.Focusing on distant objects can help the eyes keep their original shape. |
D.Children should limit their time in the sun in order to protect their eyes. |
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A.To express his doubts. |
B.To compare different ideas. |
C.To introduce points for discussion. |
D.To describe the conditions on Earth. |
A.Humans are nature-born to do so. |
B.Humans have the tendency to fight. |
C.Humans may find new sources of food. |
D.Humans don't like to stay in the same place. |
A.survival chances | B.potential resources |
C.unexpected benefits | D.physical possessions |
A.Our genetic makeup. | B.Resources on the earth. |
C.The adaptive ability of humans. | D.By-products in space exploration. |
A.Space exploration has created many wonders. |
B.Space exploration provided the best value for money. |
C.Space exploration can benefit science and technology. |
D.The Exploration may help us avoid potential problems on Earth. |
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A.Two dogs star the movie. |
B.The boy' s mother is very disgusting. |
C.The movie will be liked by all the children. |
D.The movie is fast-paced. |
A.The movie is in praise of deserting homeless dogs. |
B.We shouldn't have mercy on homeless dogs. |
C.We human beings need to love animals because they are our friends. |
D.mixed-breed rescued dogs are less intelligent and trainable than purebred dogs. |
A.Reviewing a Him. |
B.Giving a summary of a movie. |
C.Thinking highly of the relationship between animals and humans. |
D.Criticizing people deserting animals. |
A.To attract more people to see the movie. |
B.To call on children to help homeless pets. |
C.To show anger about abusing animals. |
D.To urge people to care and love animals. |
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D.the relationship between sadness and happiness |
A.kids who listened to happy music turned out to be energetic |
B.kids who listened to sad music liked to choose smiley faces |
C.kids worked harder in the background of happy music |
D.sad music helped kids find out small shapes quickly |
A.The researchers will continue to do experiments. |
B.The researchers have found a clear answer. |
C.The experiments are popular among kids. |
D.Kids change their feelings more easily. |
A.a(chǎn) science survey | B.a(chǎn) research report |
C.a(chǎn) school project | D.a(chǎn)n introduction to an experiment |
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A.Arian de Bondt got his idea from his boss. |
B.Large, flat, black surfaces need to be built in cities. |
C.The Dutch engineer's system has been widely used. |
D.Heat can also be collected from asphalt roads. |
A.To absorb heat from the sun. | B.To store heat for future use. |
C.To turn solar energy into heat energy. | D.To carry heat down below the surface. |
A.some pipes have to be re-arranged in winter |
B.the system can do more than warming up the building |
C.the exchangers will pick up heat from the street surface |
D.less heat may be collected in winter than in summer |
A.What we shall do if the system goes wrong. |
B.What we shall do if there are no asphalt roads. |
C.How the system cools the building in summer. |
D.How the system collects heat in spring and autumn. |
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