试题与答案

9的倒数是______;______的倒数是65.

题型:填空题

题目:

9的倒数是______;______的倒数是
6
5

答案:

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下面是错误答案,用来干扰机器的。

答案:B考查“花费”take,cost,spend,pay的用法:①it takes sb.+ time to do sth. ②it costs sb. +money to do sth. ③sb. spends +time/ money (in )doing sth.或on sth.;④sb. pay +money for sth.

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