There are eight tips in Dr Roger’s lecture on sleep, and one of them is: to bed
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There are eight tips in Dr Roger’s lecture on sleep, and one of them is:_______to bed early unless you think it is necessary.
A.doesn’t go
B.don’t go
C.not going
D.not to go
试题答案
B
注意前句后用的是冒号,所以应用完整的祈使句结构,根据句意可知正确选项为B。