Câu 1: Hai xe cùng xuất phát từ A đến B với vận tốc xe thứ nhất là 21 km/h xe thứ 2 với vận tốc 36k/h. Biết xe thứ nhất đến sớm hơn 1h. Tính quãng đường AB?

Câu 2: Một người đi từ A đến B với vận tốc dài 120km với vận tốc dự định với nửa quãng đường đầu đi với vận tốc ít hơn dự định là 40km/h, nửa quãng đường sau đi vưới vận tốc dự định đi đến B đúng giờ. Tính thời gian dự định?

Câu 3: Một cano xuôi từ A đến B hết 1h10p rồi từ B về A hết 1h30p . Biết vận tốc dòng nước là 20km/h. Tính vận tốc riêng của cano?

Câu 4: Một HCN có chu vi 60m nếu tăng chiều rộng thêm 3m giảm chiều dài 2m thì diện tích tăng 3m vuông. Tính kích thước ban đầu?

Câu 5: Một HCN có chiều dài hơn chiều rộng 5m nếu giảm chiều dài đi 5m và giảm chiều rộng 4m thì diện tích giảm 180m vuông. Tính kích thước ban đầu?

Homework (9.7)

Write these sentences in another way beginning as shown.

1. It is expected that the weather will be good tomorrow.

The weather is .........................

2. It is believed that the thieves got in through a window in the roof.

The thieves .........................

3. It is reported that many people are homeless after the floods.

Many people .........................

4. It is thought that the prisoner escaped by climbing over a wall.

The prisoner .........................

5. It is alleged that the man was driving at 110. miles an hour.

The man .........................

6. It is reported that the building has been badly damaged by the fire.

The building .........................

7. The boy brought this box here 3 days a go

The boy has

8. my mother last bought food in this shop long ago

My mother hasn’t

9. my younger sister last saw a cartoon film  when she was in grade 10

My younger sister hasn’t

10. We ate this cake over 10 years ago

We have

Complete the sentences using one of these verbs in the correct form present or past.

(Sử dụng các động từ dưới đây để điền vào ô trống dưới dạng bị động của hiện tại hoặc quá khứ )

1.Many accidents are caused by dangerous driving.

2. Chese ............. from milk.

3. The roof of the building ..................... in a storm a few days ago.

4. You .................... to the wedding. Why didn't you go.

5. A cinema is a place where films .......................

6. In the United States elections for president ...................... every four years.

7. Originally the book ................. in Spanish and a few years ago it ................ into English.

8. Although we were driving quite fast we ................... by a lot of other cars.

9. You can't see the house from the road. It .................... by trees.

Homework ( 6.7.2021)

Review

Give the correct form of the word in brackets.

1. He went to his house, lied down on the bed, and (sleep) ……………… right away.

2. I (buy) ……………… the ticket yesterday. I am (go) ……………… Dalat tomorrow.

3. Tim (attend) ……………… the meeting at school at the moment.

4. He (have not) ……………… English for 2 years.

5. Our class (start) ……………… at 9am.

6. I always (brush) ……………… my teeth before I go to bed.

7. I (study) ……………… English since I was 21.

8. He was listening to music when his boss (come) ……………… yesterday.

Change the following sentences into passive voice

1.      I buy 2 newspapers and 1 magazine everyday.

à

2.      My students will bring the children home.

à

3.      We should keep the room tidy.

à

4.      She gave us more information.

à

5.      The chief engineer was instructing all the workers of the plan.

à

6.      We plant many flowers in the garden.

à

7.      Somebody has taken some of my books away

à

8. They will hold the meeting before May Day.

à

Change the following sentences into passive voice

1.They paid me a lot of money to do the job.

à I

à a lot of

2. The teacher gave each of us two exercise books.

à each of us

àtwo exercise books

3. Someone will tell him that news.

àhe

àthat news

4. They have sent enough money to those poor boys.

à money

5. They have given the women in most countries in the world the right to vote.

à the women in most countries in the world

6. They sent me a present last week.

à I

à a present

7.      He gave me some apples

àI

à Some apples