Dưới đây là dạng đúng của các từ trong ngoặc:

1. I **haven't eaten** anything today.
2. Grandma **visited** us last weekend.
3. Lan **did** that work before?
4. That man **did not live** here when he was young.
5. When Mrs Ziarko **came**, I was sleeping.
6. Uncle Tim **has been** in hospital since last month.
7. **Have** you ever **read** a book in English?
8. My sister **has had** picnics many times.
9. The children **haven't cleaned** our room. It’s really messy.
10. Ola **wrote** a Maths test last week.