选择正确的词语填空(每个限用一次)

(do　don’t　should　should not　ought to　ought not to　must　mustn’t　can　can’t　may)

1．If your cat pet is in the street, a car ________ hit you．

2．Dolphins ________“Walk”on water for a short time．

3．We students ________ study hard for our country．

4．If you feel lonely, you ________ keep a pet．

5．You ________ play with your pet for some time every day．

6．________ your exercises all by yourself, please．

7．________ beat your pet cat or dog…It’s not right．

8．You ________ speak while you are eating．

9．It’s raining outside．You ________ go out．

10．According to the law, anyone ________ kill any pet．

11．Although he is very good at his school subjects, he ________ get dressed by himself．