Chủ đề:
Chương V- Chất khíCâu hỏi:
chọn mốc thế năng tại mặt đất . một vật rơi từ độ cao 15m xuống mặt đất, lấy g=10m/s2 . tìm vận tốc của vật tại điểm mà thế năng bằng 2 lần động năng của vật?
a. 24,5m/s
b. 17,3m/s
c. 100m/s
d. 10m/s
dùng động từ ở trong ngoặc ở thì simple future
1. i (go) the zoo tomorrow
2. they (publish) a book next year.
3. where you (spend) your holiday next year?
4. i am 13 years old. next year (be)14.
5. you (not/go) to the movies next sunday.
6. it (take) Lan 5 minutes to go to school next year.
7. mrs. lan (take) minh to the dentist next times.
choose the underlined part among A,B,C or D that needs correcting.
1. they are planning on attending the convention next month and so i am.
A B C D
2. today was such beautiful day that i couldn't bring myself to complete
A B C
all my chores.
D
3. he has less friends in his classes now than he had last year.
A B C D
Rewrite the following sentences without changing their meanings.
1. it is though that the Prime Minister is considering raising taxes.
The Prime Minister..........................................................................
2. it is the weakness of the foundations that leads to the collapse of the building.
If.......................................................................................................
3. Could you tell me the time of the last train to London?
could you tell me when...................................................?
4. he was very sorry that he didn't see Audrey on her trip to london?
he greatly regretted.........................................................................
Use the correct form of the word given to complete each sentence.
1) the government must take......action on deforestation.(decide)
2) it is .... to eat too much sungar and fat.(health)
3) the plans for the .....were approved by the committee.(celebrate)
4) he is always....toward his colleagues.(consider)