Điền từ thích hợp:
1. The flight (start) **starts** at 6 a.m every Thursday.
2. I like Math and she (like) **likes** Literature.
3. I (bake) **bake** cookies twice a month.
4. My best friend (write) **writes** to me every week.
5. Jane always (take care) **takes care** of her sister.
6. My family (have) **has** a holiday in December every year.
7. Martha and Kevin (swim) **swim** twice a week.
8. She (help) **helps** the kids of the neighborhood.
9. Mike (be) **is** humour. He always (tell) **tells** us funny stories.
10. Tiffany and Uma (be) **are** my friends.

Chuyển sang phủ định và nghi vấn:

1. **Phủ định:** The flight does not start at 6 a.m every Thursday.
**Nghi vấn:** Does the flight start at 6 a.m every Thursday?

2. **Phủ định:** I do not like Math and she does not like Literature.
**Nghi vấn:** Do I like Math and does she like Literature?

3. **Phủ định:** I do not bake cookies twice a month.
**Nghi vấn:** Do I bake cookies twice a month?

4. **Phủ định:** My best friend does not write to me every week.
**Nghi vấn:** Does my best friend write to me every week?

5. **Phủ định:** Jane does not always take care of her sister.
**Nghi vấn:** Does Jane always take care of her sister?

6. **Phủ định:** My family does not have a holiday in December every year.
**Nghi vấn:** Does my family have a holiday in December every year?

7. **Phủ định:** Martha and Kevin do not swim twice a week.
**Nghi vấn:** Do Martha and Kevin swim twice a week?

8. **Phủ định:** She does not help the kids of the neighborhood.
**Nghi vấn:** Does she help the kids of the neighborhood?

9. **Phủ định:** Mike is not humour. He does not always tell us funny stories.
**Nghi vấn:** Is Mike humour? Does he always tell us funny stories?

10. **Phủ định:** Tiffany and Uma are not my friends.
**Nghi vấn:** Are Tiffany and Uma my friends?