Câu 13: a) Tìm x sao cho: x + 280 : 25 – 7,2 = 15

b) 12 con vừa gà vừa thỏ có tất cả 32 cái chân. Hỏi có bao nhiêu con gà? Bao nhiêu thỏ? 

Rewrite

1. Try to recycle things and we will save natural resources

=> If we ...........................................................

2. Peter is the tallest boy in his class

=> No one ...........................................................

3. Do they have to look after the school garden every Saturday

=> Do they have to take ...........................................................?

4. It is raining hard, but they still want to go to school

=> They still want ...........................................................

Chia động từ

1. We take (prond) .............. in being students of one of the most famous schools in this city

2. What is the (different) ................ between the Ao dai nowadays and the one 100 years ago?

3. The government has plants to (modern) ................ this city

4. Those boys are (interest) .................. to talk to

5. The earthquake in Kobe in 1995 caused (disaster) ...................... damage 

6. .......................(tradition), people eat sticky rice cakes at Tet

7. Would you mind showing me how (send) ................ an email?

8. The villagers (move) ................. away by the time a huge tidal warve hit the village

9. These children (play) ....................... badminton for four years now

10. He said he (visit) ........................... his grandmother the following day

hello lol green red

Chia động từ trong ngoặc

1. At this time last year, I (attend) .................. an English course 

2. She (not/have) ............. any fun a long time

3. We (study) ............... a very hard lesson the day before yesterday