Tìm các lỗi sai trong những câu sau đây.
1.We have a lot of work tomorrow .You must be late!
2.You mustn’t to tell anyone what I just told you. It’s a secret.
3. We have to rush. We’ve got plenty of time.
4.When chew food, we shouldn’t talk.
5. My family has followed this tradition for many generation. - It’s good .