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 student is there. ___________
（7） Here are two books. Which one do you like best? ___________
（8）This phone is belonged to my father. ___________
（9）Let me to help you. ___________
（10）They are talking each other. ___________