1.用所给词的适当形式填空
1.Lily can’t ------（is）at school now.
2.what should he------- （do）to learn English well?
3.It‘s time for her-------（have）a Chinese class.
4.My clock-------（not work）.Can you mend it?
5.He left the room without------（say）a word.
6.We do it just for-------（fun）.
2.将下列句子改为祈使句
1.You can’t draw on the wall.
2.You can put the books on the desk.
3.You can’t let the cat in.
4.You must stand in line to wait for the bus.
5.You can’t park here.
6.We can go home now.