﹣﹣﹣May I do some sports after finishing my homework？
﹣﹣﹣_____．It is good for your health．（ ）
| A． |
I hope not |
B． |
Sorry，you can't |
| C． |
Of course |
D． |
Yes，I'd love to |
The girl in the classroom ______ be Sarah．She has gone to the library．（ ）
A．mayB．mustC．can'tD．needn't
We have worked so long．Shall we stop ______ a rest？（ ）
A．haveB．to havingC．havingD．to have
Rules are helpful to us，______ we have to follow them．（ ）
A．soB．butC．orD．because
Tim is going to give his father a surprise ______ Father's Day．（ ）
A．inB．atC．onD．by
Ladies and gentlemen，attention please!I have ______ important to tell you．（ ）
A．nothingB．somethingC．everythingD．anything