1.Are you often late_____ school?
A:to B:for C:at D:of
2.Here is _____ it works.
A:when B:how C:where D:what
3.When the clock_____a sound,you'll have a few minutes to wake up.
A:makes B:gets C:hears D:opens
4.Then the recorder plays soft music _____a little girl's sweet voice.
A:of B:on C:at D:with
5.Get up,____you'll be late!
A:and B:but C:so D:or
6.If you don't get up _____ the second,you'll be sorry.
A:after B:for C:before D:when
