Bài 3: Chia dạng đúng của động từ trong ngoặc ở thì hiện tại đơn.

1. Mary (walk)……………………………. to work every day.

2. We (be)………………………… often at home on summer holiday.

3. My sister (not love)……………………………….. Maths.

4. My brother (study)…………………………. English every night.

5. The Earth (go) ………………………………around the Sun.

6. The plane (take) …………………………off at 4 pm this weekend.

7. My mother (sweep)……………………………. the floor every afternoon.

8. I (not use) this car regularly…………………………...

9. Mary and Peter usually (go) to the cinema together?..................................

10. They often (not watch)…………………………………….. TV.

11. We (have)..................................a holiday in December every year. 12.He often (go)..........................................to work late. 13. Peter (not/ study)................................................very hard. He never gets high scores. 14.My sister (wash).........................................dishes every day.

15. They (not/ have)...........................................breakfast every morning. 16. Where …………………you (live)……………..?

- I (live)…………………….in Hai Duong town.

17. What ………….your parents (do) ……………..?

- They (be)………………….. farmers.

18. What ………………..she (do)………………..?

She (be)………………..a teacher.

19. Where ……………..you (be) from?

20. What time …………..they (get up)……………….?

viết thêm ba số hạng của dãy số sau rồi tìm trung bình cộng của các số hạng trong dãy.

1,2,6,16,44,...