LÀM BÀI: EXERCISE 31.5
Vui lòng đăng nhập và đăng ký (miễn phí) khoá học (EG1) English Grammar 1 để nộp bài và xem kết quả.
Write must / mustn't / had to / don't need to.
1.
You go. You can stay here if you want.
2.
It's a fantastic film. You see it.
3.
The restaurant won't be busy tonight. We reserve a table.
4.
I was very busy last week. I work every evening.
5.
I want to know what happened. You tell me.
6.
I don't want Sue to know what happened. You tell her.
7.
I go now or I'll be late for my appointment.
8.
'Why were you so late?' 'I wait half an hour for a bus.'
9.
We decide now. We can decide later.
10.
It's Lisa's birthday next week. I forget to buy her a present.
