问答题

76．Had electronic computers not been invented，________________________(很多关于太空飞行的问题不能解决了)。

【参考答案】

many problems of space flight could not have been solved
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单项选择题
One of the reasons for the current crisis in American colleges and universities is that______.
A．a narrow vocationalism has come to dominate any colleges
B．students don’’t have enough freedom in choosing what they want learn
C．skills are being taught as a means to an end
D．students are only interested in obtaining credentials
问答题
In modern traffic conditions, we find an atmosphere of__________so necessary.
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