1 I won't go to study abroad unless I have a scholarship.
2 Try hard and your English will improve .
3 Hurry up or we will miss the train.

1 It's your duty to do homework

=> you are supposed to do homework

2 I think that English isn't very difficult

=> it is thought that English isn't very diffcult

3 I know that my students will be successful

=> my students are known to be successful

4 The government of VN expects that rice will be exported to other countries

=> rice is expected to be exported to other countries

5 she believes that he is trying his best

=> he is believed to be trying his best 

You are supposed to do homework

English is known not to be very difficult

My students are known to be successful

Rice is expected to be exported to other countries by the government of VN

He is believed to be trying his best

a - b - d - c - d - c - a

a

b

d 

c

d

c

a

aren't

didn't go

has

reads

visits

never go

often drives

1. aren't be

2. doesn't go

3. has

4. reads

6. visit

7. never go

8. often drives

Robert bought a new painting at the art exhibition. He will hang it on the sofa in your living room.

Jack hates his job. He is leaving next week.

We have a math test in three days. We are going to study very hard for the next few days.

It is very cold and it is raining outside now. I am going to take a nice hot bath as soon as I get home from this soccer game.

I had a flat tire in my car yesterday. My husband is going to fix it later today.

Jane’s and Mai's hats are so expensive

I am friend of Minh's

Tomorrow’s meeting has been cancelled

Last week’s storm caused a lot of damage.

The town’s only cinema has closed down.

The perimeter is:

0,25 x 16 = 4 (cm)

Answer 4 cm

swim

swim

Tham khảo

2. I haven’t got a bike (now)

I had a bike (ten years ago)

3. I’ve got a mobile phone

I didn’t have a mobile phone

4. I haven’t got a dog

I didn’t have a dog

5. I’ve got a guitar

I had a guitar

6. I haven’t got a long hair

I didn’t have long hair

7 I’ve got a driving licence

I didn’t have a driving licence

Now Ten years ago

                          Now                                       Ten years a go 

1 (a car) I 've got a car                                   I didn't have a car

2 (a bike) I .have got a bike ...                         I had a bike................

3 (a mobie phone) ...I haven't  got a mobie    ; I didn't have a mobie.................

4 (a dog) .....We have got a dog                     ; We had a dog................

5 (a guitar) .....I haven't got a guitar;              I didn't have a guitar... ..................

6 (long hair) ........I have got long hair            I had long hair

7 (a driving licence) We haven't got a driving licence ; He didn't have a driving licence