單項選擇題When the lights turn red, the traffic（）stop.

A.can
B.may
C.must
D.needn't


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1.單項選擇題When Lily came home at 5 p.m. yesterday, her mother（）dinner in the kitchen.

A.cooked
B.was cooking
C.cooks
D.has cooked

2.單項選擇題When I was a child, I enjoyed（）picturebooks.

A.read
B.to read
C.reads
D.reading

3.單項選擇題When I got home, my little brother was（）

A.slept
B.sleep
C.asleep
D.to sleep

4.單項選擇題When father was young, he（）from morning till night.

A.was made work
B.was made working
C.made to work
D.was made to work

5.單項選擇題When does your father get up every morning? He（）up at six.

A.get
B.got
C.gets
D.will