a

1. The city's name is Sydney.

2. It is in the Southeast of Australia.

3. About 5.2 milion people live there.

4. It's famous for having many nice beaches.

5. Tourists can go suffing and go swimming.

1. are -> go

2. are -> will go

3. goes -> go

4. play sometimes -> sometimes play

5. are -> is

About my students their favorite activities are chatting in their free time.

2. This is not my book.

5. Close your book.

Các câu còn lại đúng hết rồi nhé.

Cách 1:

(2015 - 45) : 5 = 1970 : 5 = 394

Cách 2:

( 2015 - 45) : 5 = 2015 : 5 - 45 : 5 = 403 - 9 = 394.

It was such a heavy rain that they canceled the camping trip. 

3. I wish my best friend were here

4. I wish I enjoyed myself at parties.

5. I wish I weren't an only child.

6. I wish I knew how to cook.

7. I wish my grandmother didn't phone us every morning at seven.

8. I wish my mum didn't buy me such old - fashioned clothes.

9. I wish I could take my cat with me on our holiday.

10. I wish I had a CD player.

1. go

2. has been learnt 

3. is read

4. have never had

5. Have you ever eaten

6. work

7. will come

8. will be bought

9. are being watered

10. was watched

11. going to watch