You can stay__.A.happily B.happiness C.happier D.happy
问题描述：
You can stay__.A.happily B.happiness C.happier D.happy
So going to bed__is also important.
A.earliest B.earlier C.late D.later
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答
B B是个名词,这里应该是“你可以留住幸福”So going to bed__is also important.A.earliestB.earlierC.lateD.laterB 因此早点睡觉也是重要的，我认为应用比较级