The start of language dying is indicated by
A. the disappearance of its last speakers.
B. the fact that new generations stop using it.
C. the official ban on speaking it.
D. its new generations" decreased use of it.
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One of the difficulties in differentiating one language from another is that
A. one language may have many dialects.
B. grammar study on some languages is not enough.
C. they are dialects of the same languages.
D. grammars reflected by languages are different.
We can infer from the metaphor in the last paragraph that
A. dead languages are similar to fossils in biological sense.
B. documentation is not enough for us to understand dead languages.
C. fossil records give a complete picture of ancient lives.
D. dead languages can remain alive if they are documented properly.
We can infer from the New England research that
A. people"s attitude toward risks was a great factor affecting the pattern of payment.
B. those who were poor at calculating were likely to fall behind on their mortgages.
C. those who were numerically adept tended to make wiser loan choices.
D. people"s ability with numbers decided whether they could pay their loans on time.
We know from Paragraph 2 that debt boom in the last decades has
A. halted consumer booms.
B. won universal welcome.
C. promoted economic growth.
D. confronted strong suspicions.
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