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Speaking two langua"的相关试题:
[单项选择]TEXT D
Speaking two languages rather than just one has obvious parctical benefits in an increasingly globalized world.But in recent years, scientists have begun to show that the advantages of bilingualism are even more fundamental than being able to converse with a wider range of people. Being bilingual, it turned out, makes you smarter. It can have a profound effect on your brain, improving cognitive skills not related to language and even shielding against dementia(痴呆) in old age.
This view of bilingualism is remarkably different from the understanding of bilingualism through much of the 20th century. Researchers, educators and policy makers long considered a second language to be an interference, cognitively speaking, that hindered a child s academic and intellectual development.
They were not wrong about the interference: there is ample evidence that in a bilingual s brain both language systems are active even when he is using only one language, thus creat
A. its practical advantages
B. perceived language fluency
C. its role in cognition
D. its role in medicine
[填空题]I’d rather read than watch television: the programs seem _____________(越来越差) all the time.
[单项选择]Within two days, the army fired more than two hundred rockets and missiles at military （）in the coastal city.
A. goals
B. aims
C. targets
D. destinations
[填空题]The hero would rather die than (give)______in.
[单项选择]The first automobile was invented more than two hundred years ago. It used steam for power and had wooden wheels. The first automobile may have been simple and primitive, but it was an extremely important invention. The automobile today is the primary means of land transportation. It has produced more changes in our daily life than any other machines.
Almost all gasoline engines work in the same way—with four movements, or strokes, of a piston in a cylinder. The first stroke pulls the fuel mixture (gasoline and air) into the cylinder. The second stroke compresses the fuel mixture. A spark plug produces a spark that ignites the fuel mixture and causes the third stroke. The final stroke removes any waste gases which might remain in the cylinder.
The preceding paragraph explains what happens inside the cylinder to make the piston move. When the piston is pushed down by the explosion in the third stroke, it pushes the connecting rod. This rod rotates the crankshaft. The crankshaf
A. important
B. unimportant
C. somewhat important
D. very important
