1. Jack and Jim are both excellent at riding horses but Jim is a bit better than Jack. (excellent)

=> Jack rides horses a bit worse than Jim.

2. The boys in the village can fly kites very high; I'm not that good. (high)

=> The boys in the village can fly kites higher than me.

1. Jack rides horses a bit worse that Jim

2. The boys in the village fly kites higher than me

Trong 1 giờ Peter + Bod = 1/12 ( CV )

                  Bod + Jack = 1/10 ( CV )

      Jack + Peter = 1/15 ( CV ) 

Ta thấy mỗi bạn đều xuất hiện 2 lần nên trong 1 giờ cà 3 bạn làm được là:

( 1/12 + 1/10 + 1/15 ) : 2 = 1/8 ( CV )

 Peter làm được số phần của công việc là:

1/8 - 1/10 = 1/40 ( CV )

Peter làm công việc đó hết số giờ là:

1 : 1/40 = 40 ( giờ )

           Đáp số : 40 giờ

dịch hộ cái >:(

40 giờ đó bạn 

Cho mình xin cách làm nha!

=> Jack can play tennis better than him.

=> Jack can play tennis better than him.

40 hour

Peter, Bob và Jack làm một công việc. Nếu họ làm việc theo cặp: Peter và Bob có thể hoàn thành nó trong 12 giờ; Bob và Jack có thể hoàn thành nó trong 10 giờ; Jack và Peter có thể hoàn thành nó trong 15 giờ. Peter cần ........ giờ để hoàn thành công việc này một mình.

mình dịch cái đề thui chứ mình suy nghĩ lâu lắm,bạn tự suy nghĩ đi,không cần tích đâu nhé

.robotics doesn`t really interest me.(in)

i`m not interested in robotics

2.jack participated in a robotics competition last month.(part)

jack...took part in a robotics competition last month...............................

3.this robot is capable of cooking a variety of different meals.(can)

this robot......can cook a variety of different meals......................

4.My computer didnt email you .(because)

i.......???.............................

5. i do not ron as fast as i did when i was young.(could)

when i......was young, I could run faster.........................

6.it was necessary for me to finish my homework yesterday.(need)

i........needed to finish mu homework yesterday.................................

7.you should study hard ,or you won`t pass the exam .(will)

if you....study hard, you will pass the exam............................

Eg 1. This car is very cheap. I can buy it.

→ This car is cheap enough for me to buy.

2. Jack is very clever. He can do this work.

>>Jack is clever enough to do this work.

3. Mary was very kind. She could help you with the work.

->...Mary was kind enough to help you with the work.

4. The movie was so exciting. It attracted all the audience.

->The movie is exciting enough to attract all the audience.

 5. He was very sick. He had to see a doctor.

->........ He was sick enough to have to see a doctor.

6. The children are early. They can have good seat.

->.....The children are early enough to have good seat.

7. That house isn't large. We can't stay there for the night

->.....That house isn't large enough for us to stay there for the night

8. These oranges are ripe. You can eat them.

->....These oranges are ripe enough for you to eat...

9. She is very old. She can drive a car,

-> ..She is old enough to drive a car

Cảm mơn anh nhìu ạ

giup mik voi a

1.We will go without him if he doesn’t come.

- Unless he comes, we will go without him

2.Jack is so strong that he can move this rock.

- Jack is such a strong man that he can move this rock.

3.We couldn’t set off because it was raining heavily.

- It was raining too heavy that we couldn't set off.

4.I had a repairman fix my bicycle.

- I had my bycicle repaired by a repairman.

5.Nina was intelligent enough to work out this question.

- It was very intelligent  of Nina to work out this question

6.You have to leave now or else you can catch the bus.

- If you leave now, you can catch the bus.

7.This is the first time I have read this book.

- I haven't read this book before.

II. Verb form

1.This is the first time Jim (visit)have visited this museum.

2.I am going to have my car (wash)washed.

3.- How long Jane (attend)have - attended this university?- Since 2018.

4.It’s naughty of the boy (kick) to kickthe dog.

5.- I will never forget (meet) meetinghim for the first time in a summer camp.

6.When she (make)was making the speech, he (interrupt)was in terrupted by raising his hand.

7.- Are you thirsty? – No. I (drink)have drunk a glass of lemonade.

8.I couldn’t meet him because he (leave).had left

9.Your hand have to (wash)be washed before having meals.

III. Do the following as directed.

1.Linda seldom pays you a visit, does she? (tag question))

2.She is wearing a fancy dress to go to the party. (ask a question)

-What is she wearing to go to the party?

3.They must wear face masks to prevent Corona virus. (passive)

- Face masks must be worn to prevent Corona virus

4.Kevin said to me, “Did you meet Jane a week ago?” (reported speech)

- Kevin asked me if I had met Jane a week ago.

5.I have read a very interesting book. (relative pronoun)

-The book which I have read is very interesting.

V. Multiple choice

1.In order to understand them, you should put yourself in their hats / houses / shoes.

2.We are over the sun / world / moon about the coming trip to Son Doong Cave.   

3.- What do think of this Vietnamese dish? – It’s out of this earth / world / globe. 

4.- How often do you have a barbecue?- Once in a blue sky / sun / moon.

5.I am going to have some trees plant / planting / planted in the garden.