Bài tập 1: Điền dạng đúng của động từ và giải thích
3. She ...................(feel) sad if you ....................(not, give) her a gift.
4. If Peter ......................(go) to work late again, he .................(be) sacked.
5. No one .........................(know) the truth if you ................(not, reveal)
6. If the boy ....................(eat) that apple, he ....................(be) ill.
7. If you .....................(not, hurry), you .....................(miss) the bus.
8. Tell him about this story if you .........................(see) him.

9. If you ..........................(have) a day off where you..............(go)?\
10. If he ..................(cook) the meal himself, help him.
11. If few people .....................(come) to the meeting, please postpone to the other day.
12. If it .......................(not, be) warm this afternoon, we ...................(put off) the game.
13. Your father ...............(pick) you up if you ..................(come) back late?
14. What you ..................(speak) if you ....................(meet) a foreigner?
15. Unless he .................(answer) all my questions, I ...................(not, help) him.

Give correct form of the verbs:VÀ GIẢI THÍCH
1.I ( visit ) .................my grandfather tomorrow.
2. My mother ( cook ) .................dinner now .
3.He never ( go ) ..................camping because he ( not have ) ................a tent.
4.He (go) .............to school with me every day.
5.What .........Tom (do) ............now ?- He (watch) ........................ TV ?
6. My friend (take) ..........................................a trip to DaLat next week.
7.We (visit) ......................................Ha Long Bay this summer.
8. How ..........she (feel)............? She (be) ...........hot and thirsty.
9. I (want) ..........some bread. I (be) .......hungry.
10. She (travel).............. to school by bike everyday.
11. These (be) ............his arms.
12. Miss Chi (have)................. brown eyes.
13. What colour ..................(be) her eyes?
14. What ..............you ...................(do) this summer vacation?- I..................... (visit) Da Lat.
15. What ............he ................(do) tonight? - He ..............(watch) a film.
16. They (do) ........................their homework now.
17. They (like)................. warm weather.
18. When it is hot, we .......(go) swimming.
19. What ......she .....(do) in the spring? - She always...... (go) camping.
20. Ba and Lan sometimes (go) .................to the zoo.

9. They watched a good footballmatch on TV last night.
(-)………………………………………….……?
10. Peter sent that letter to Marry yesterday morning.
(-)…………………………………………..……?
11. Jane’s mother bought a new car last month.
(-)……………………………………….………?
12. We visited Halong Bay three years ago.
(-)………………………………………………?
13. They left for Hai Phong in 1999.
(-)………………………………………………..?
14. They built a new school in my village ten month ago.
(-)…………………………………………….…?
15. I borrowed a lot of book in the library last weekend.
(-)………………………………………………?

T

F

T

Tổng số vải bán được trong cả 2 ngày là: 49 x 2 = 98 (m)

Tổng số phần bằng nhau là: 3 + 4 = 7 (phần)

Số vải bán được trong ngày thứ nhất là: 98 : 7 x 3 = 42 (m)

Số vải bán được trong ngày thứ hai là: 98 ‐ 42 = 56 (m)

101/28

43/90

She asked me how many people there were in his family?.

lỗi ạ

2x3-4y2

5/13