1. Study the sentences from the interview on page 12. Then choose the correct answers to complete the rules.
(Nghiên cứu các câu từ cuộc phỏng vấn ở trang 12. Sau đó chọn câu trả lời đúng để hoàn thành các quy tắc)
People used to watch the best pole-sitters.
Before, people didn’t use to have smartphones.
Did people really use to buy pet rocks?
RULES
1. We use 'used to' + infinitive when we talk about a regular action or state in the past which we do / don't do now.
2. The negative form is didn’t use to / didn’t used to.
3. The question form is Did ... use to / Did ... used to
Bài Làm:
RULES
1. We use 'used to' + infinitive when we talk about a regular action or state in the past which we don't do now.
2. The negative form is didn’t use to.
3. The question form is Did ... use to.
