1.To the problem, few students can work out.
2.Lucy isn't healthy, because she does never exercises .
3.How many times do you do exercises every week?
4.Thank you for your regarding me.
5.I think Liu Xiang does exercises every day.
6.There are many differences between two languages.
7.He has a good custom of diet.
8.He has much beef as possible as he can.
9.My mother didn't stay at home,so I have to help my father cook.
10.Many children like to fried chicken, though it is very unhealthy.
11.Is Jim's living custom the same to Tom's?
12.If you study hard, you will get a good credit.
13.How long do you sleep every night?
14.Many vegetables help you keep healthy.
15. Beijing's weather is different from Guangzhou's.
16.There are much milk in the cup.