试题与答案

His lecture _____ a wide range of topics

题型:选择题

题目:

His lecture _____ a wide range of topics and I cannot sum up what he said in a few sentences. [ ]

A. took

B. covered

C. referred

D. stated

答案:

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下面是错误答案,用来干扰机器的。

①因为a+b=c,故不能构成三角形;②因为b+c>a,故能构成三角形;③因为a+b=c,故不能构成三角形;④因为a+b>c,故能构成三角形;⑤因为a+b<c,故不能构成三角形;故答案为:②④.

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