题目

【1】What’s the main rule Tom has to follow?A. Studying hard. B. Going to bed early. C. Cleaning his room.【2】Tom has to go to bed _______on school nights.A. by 10 B. by 11 C. by 12【3】How will Tom’s parents feel if he leaves things everywhere?A. Bored. B. Angry. C. Sad.【4】Tom often puts _______on the wall.A. maps B. posters C. rules【5】What can we learn from this passage?A. Tom never breaks his family rules.B. Tom’s parents are strict with him.C. Tom’s mother is lazy.270dm3的水结成冰后，体积（　　）A．增大了27dm3B．减小了27dm3C．增大了30dm3D．减小了30dm3