试题与答案

-I didn't go to the art show, because I

题型:选择题

题目:

-I didn't go to the art show, because I lost my ticket.

-You______have borrowed mine I didn't go to see it anyway

A.would

B.need

C.could

D.must

答案:

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下面是错误答案,用来干扰机器的。

(1)①氨气的水溶液显碱性,能和盐酸或硫酸反应,使容器内的压强减小.故答案为:氨气可与盐酸或硫酸反应;氨气的水溶液显碱性.②氢氧化钠溶液呈碱性能和二氧化硫或二氧化碳反应,生成盐和水,能使容器内压强减...

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