十个英语改错题
1.Nobody know how to run these machines .
2.He began to do his homework at eight every evening.
3.-Why did she angry?-Because he shouted at her just now.
4.How many concerts does the pianist give.
5.My sister worked in that company since she graduated from college three years ago?
6.I malied a letter to you last month.Did you receive it?
7.The train has been here ten minutes.
8.I'm looking for my book.I have lost it a moment ago.
9.Don't get off the bus until it stops.
10.Please tell me why you are absent from school yesterday.