Ⅰ.单句语法改错
1．We’ve called several time about Cleo’s early morning barking.
答案：time→times
2．I am Li Hua.This is my last year of high school，and I’ll graduate this summer.I’m eighteen year old.
答案：第二个year→years
3．If you go to the party，it is polite to arrive on time.It is good manners to shake hand with your host.
答案：hand→hands
