― Why ______ you stay in the countryside, where it is not convenient to go shopping?―But I’ve found it rather valuable for my health.

 ---Must I be back home before 6 o’clock? ---No, you ____. But don’t be too late.

—By       local farmers, we hope        them improve their lives.—I think it’s a good idea. 

According to the newly-made traffic regulation, whoever drives through red light      be fined at least 200 dollars．

---I think Miss Lin must be in the library. She said she would go there.---No, she __________be there. I have just been there.