—Toby，it's time to go to bed.It's already 11：30 pm.
—Oh，I can't.If I can't manage to finish the work tonight，I'll be________.
A. in time B. in pieces
C. in person D. in trouble
People ______ drive after drinking alcohol(酒). It’s against the law.
A. mustn’t B. needn’t
C. couldn’t D. wouldn’t
Which of the sign means “No shouting”？
A. 
B. 
C. 
D. 
on the grass, or it will “city”.
A. To walk B. Not to walk C. Walk D. Don’t walk
________ you have a picnic this weekend，remember to call me.
A. As B. For
C. If D. Because
We didn't go into the house because the sign said“________”．
A. No entry B. No littering
C. No photos D. No shouting
