1. Let's go to an Italian restaurant and have pizza, shall we?

2. You never have eggs and toast for breakfast, do you?

Ta có :9/ 15 = 3/5 = 6/ 10

Vì 6/a = 6/10

Nên a = 10

Bài này làm trên lớp rồi mà 

Đổi 2 giờ 30 phút = 2,5 giờ

Ta có : 

Quãng đường Bác Xuân đi bộ là :

4,5 x 15 = 67,5 (km) 

Quãng Bác Xuân đi xe là :

2,5 x 45 = 112,5 (km)

Quãng đường bác Xuân đi từ nhà đến bến xe là :

112,5 + 67,5 = 180 (km)

ĐS : 180 km

        Vận tốc xe máy là:

           30x2/3=20 km/giờ

       Thời gian xe máy từ A đến B là :

            120:20=6(giờ)

                   ĐS: 6 giờ

1. I find making pottery is interesting because it's a creative activity.

2. I find dancing is interesting because I can express myself.

3. I find ice - skating is unusual because I can fall easily.

4. I find making models is boring because it's take too much time.

5. I find carving wood is tedious because it's take too much time.

- 1 sợi tóc thì đếm được còn mái tóc thì không đếm được. Ví dụ:

18

1.She is able to speak English to her teacher.

=> She can speak English to her teacher.
2. It is necessary to learn English well.    

=> Learning English well is necessary.
3.Going swimming in the summer is very interesting.

=> It's very interesting to go swimming in the summer.
4.She is 4 feet 5 inches and weighs 95 pounds.

=>  What is her height and weight? 

P/S: I think so 

- Ví dụ Passive Voice: 

- Chủ động: - The teacher punish the pupils.

- Bị động:  - The pupils are punished.

1. There are many trees behind my house.

2, Linh has a lot of friends in Ha Long city but she doesn’t have any friends in Hanoi.

3, Is there an eraser on the table?

    No, there is only a ruler and many pens.

4, Are there any flowers in your school’s garden?

5, My new school has lots of classrooms.

6, How many stores are there on your street?