Match the words or phrases in column A with those in column B : hep meeeeeeeeeeeeeeeeeeeeeee

* Match the words or phrases in column A with those in column B : hep meeeeeeeeeeeeeeeeeeeeeee thans

* Match the words or phrases in column A with those in column B : hep meeeeeeeeeeeeeeeeeeeeeee

A/VOCABULARY AND GRAMMAR :

1.Millions of Christmas cards ...................................every day .

a/ were sent b/ are sent c/ sent d/ is sending

2.Jane saw her old friend while she ..................................the street .

a/ crossed b/ is crossing c/ was crossing d/ crosses

3.He had his father .........................................his watched.

a/fixed b / fixing c/ to fix d/ fix

4.I saw him.......................................the flowers in the garden .

a/ watering b/ watered c/ be watered d/ be watering

5.Paul is said ......................................the brightest student in the class .

a/ was b/ to be c/ being d/ he was

6.The poem .................................by Clemens Clark Moor ,became popular in the USA.

a/ is written b/ be written c/ written d/ was written

7.They try to make fire by ..................................pieces of bamboo together.

a/ rubbing b/ making c/ separating d/ judging

8.Christmas songs ......................................for people 800 years ago .

a/ perform b/ are performed c/ were performed d/ performed

9.The leader said that he .....................................to award the prize to you.

a/is pleasing b /was pleasing c/ is pleased d/ was pleased

10.Some of the students are taking part in .......

a/ a rice-cooking b/ a cooking-rice c/ a cooked-rice d/ a rice cooked

11.I take part ...................................most youth activities of my school .

a/ of b/ on c/ to d/ in

12.A contest in which participants have to fetch water from the river is called ……………………

a/ water-fetch contest b/ fetching-water contest

c/ water-fetching contest d/ fetch-water contest

13.Thank for inviting me to the rice – cooking .............................................

a/ meeting b/ festival c/ race d/ crowd

14.They have to ...............................the rice from the husk and then cook the rice .

a/ take b/ bring c/ separate d/ make

15. On Christmas Eve ,people often .................................. a tree .

a/ are decorated b/ were decorated c/ decorating d/ decorate

16. He said he ...............................a plumber .

a/ is b/ was c/ were d/ be

17. Father Christmas is often called ..................................................

a/ patron saint of children b/ Saint Nicolas c/ Sainta Claus d/ proffessor

18.They usually send .........................................to their friends and relatives at Christmas .

a/ Christmas cards b/ Christmas carols c/ Christmas trees d/ Christmas Eve

giup mi nha cac ban

thans cac bn tuoc

A/VOCABULARY AND GRAMMAR :

1.Millions of Christmas cards ...................................every day .

a/ were sent b/ are sent c/ sent d/ is sending

2.Jane saw her old friend while she ..................................the street .

a/ crossed b/ is crossing c/ was crossing d/ crosses

3.He had his father .........................................his watched.

a/fixed b / fixing c/ to fix d/ fix

4.I saw him.......................................the flowers in the garden .

a/ watering b/ watered c/ be watered d/ be watering

5.Paul is said ......................................the brightest student in the class .

a/ was b/ to be c/ being d/ he was

6.The poem .................................by Clemens Clark Moor ,became popular in the USA.

a/ is written b/ be written c/ written d/ was written

7.They try to make fire by ..................................pieces of bamboo together.

a/ rubbing b/ making c/ separating d/ judging

8.Christmas songs ......................................for people 800 years ago .

a/ perform b/ are performed c/ were performed d/ performed

9.The leader said that he .....................................to award the prize to you.

a/is pleasing b /was pleasing c/ is pleased d/ was pleased

10.Some of the students are taking part in .......

a/ a rice-cooking b/ a cooking-rice c/ a cooked-rice d/ a rice cooked

giup mik nha cac ban

thanks cac bn tuoc

Bài 6: Lực kéo của một động cơ ô tô có độ lớn không đổi là 2500N chuyển động đều trên mặt đường nằm ngang với tốc độ 36km/h. Hỏi công thực hiện của động cơ trong 1h là bao nhiêu?

Bài 7: Một máy bơm bơm 96 000 L nước lên bồn nước thì sinh ra một công là 480kJ. Tính độ cao của bồn nước?

giup mik nha thanks

Bài 11: Để kéo 1 vật trên đoạn đường dài 30m, nếu:

- Không có lực cản thì phải thực hiện 1 công là 6 750J

- Có lực cả thì phải thực hiện công là 7 500J.

Biết hướng của chuyển động cùng hướng với lực kéo. Tính:

a. Độ lớn lực kéo trong hai trường hợp trên?

b. Công lực cản và độ lớn lực cản đó?

giup mik nha cac bn

thanks