2．You should eat something before class．(改为否定句)

You 　　　　eat 　　　　　before class．

1．Some students watch TV three time a day．(对划线部分提问)

　　　　 　　　　　　　　　　　some students watch TV?

7．Thanks for 　　　　　　　(listen) to me．

6．Jim can't go to the movies because he has to 　　　　(go) to the doctor．

5．It takes me twenty minutes 　　　　　　(walk) to school．

4．Henry can't 　　　(come) to Tom's birthday party．

3．You must try 　　　　(learn) English well．

2．She didn't finish 　　　　　　　(wash) the clothes yesterday．

1．My mother wants me 　　　　　(help) her with the shopping on Sunday．

9．Mary is from a 　　　　　(west) country．