题目内容

Modern scientists ______ that truth is not something that we assume, but something found at the end of long investigations.

A. affirm
B. confirm
C. suppose
D. presume

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______is not mentioned in the text as having become popular with the public after the disaster.

A. Dating
B. Getting married
C. Traveling
D. Playing chess

The description of the early words implies that______.

A. specific steps were taken to develop our language
B. care must be taken when examining what to be the roots of language
C. we owe a debt of gratitude to the chimpanzee
D. man developed a language to instruct his offspring

Of the various purposes money serves, some essentially depend upon the ______ that its value is really constant over a period of time.

A. assumption
B. resumption
C. confirmation
D. liability

Which of the following is NOT given as a feature of Esperanto?

A. It is the most widely known invented language .
B. It is seldom used in daily life.
C. It is an improvement of natural languages.
D. It is meant to be a universal system.

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