a/cheese-rolling

b/coopter's hill, england

c/one day

d/during the festival, people race down hill to catch the cheese. its a competition

e/ its orginazed in a serious way because the hill's greasy and many people get injured.

f/ local people and tourists. you can't count

g/ it's an interesting festival so you should join it once in your life

het roi do. chuc ban hoc tot nhe

neu nhu le hoi o nuoc khac duoc thi mk se viet:

The festival i joined last year was bikaner camels festival. It's held in January every. People celebrate it in bikaner, a city in India. Local people and tourists around the world can take part in this festival. It's celebrated because it's a competiton for camels decorating. During the festival, camels owners will show off their camels. I think it's an interesting festival and you should join it once in your life.

chuc bn hoc tot

1. why didn't they have a tv?

2. how often do the the students have a medical check up?

3. how often does long play tennis in his free time?

4. where is she singing an english song?

5.how much milk is there in your glass?

6. who is he going to stay with?

7. What don't their grandparents like?

8. How does your brother plays tennis?

9. When was he at the English club?

10. Where will they do next month?

biểu thức là đơn thức:C

Bởi vì đơn thức này là tích giữa các số và các biến

còn các biểu thức còn lại không phải là tích giữa các số và các biến