—Tom has been working for three days，with only five hours' sleep each day!
—________ he looks so bad.
A. I wonder B. It seems
C. I bet D. No wonder
Andy makes few spelling mistakes. ________ careful boy he is!
A. What B. What an
C. What a D. How
—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
