求新概念英语试题答案改错1.Mathematics are my favorite subject.__________

求新概念英语试题答案
改错
1.Mathematics are my favorite subject.___________
2.They have no any time to waste.___________
3.Have you ever gone to Hangzhou?___________
4.He asks me what shall we do after lunch.___________
5.I have done my homework yesteray.___________
6.A number of students is there.___________
7.Here are two books.Which one do yo like best?___________
8.It is old enough for the boy to go to school.___________
10.Between you and he,there is a difference.___________
11.They are talking each other.___________