— Study hard, _____ you won't pass the exam.
— I see, Mum. [ ]
A. or
B. and
C. but
答案:A
完成句子(共10分,每小题2分)
小题1:听广播怎么样?
______ listening to the radio?
小题2:英语正变得越来越重要。
English is ______ important.
小题3:我认为骑车不很危险。
_____ riding a bike is very dangerous.
小题4:我经常听他唱歌。
I often ______ songs.
小题5:她花了两个小时完成了这项工作。
_______ this work.
羊肠毒血症