bài 1:

1. if we recycle bottles and cans we will help the enviroment

2. could you read and write when you were 6 ?

3. in 2030, robots will be able to do many things like husmans

4. we visited my grandparents in the countryside last week

bài 2 :

1 B ( tất cả là động từ còn ý B là (n)

2. A

3.B

4. D

5. C

bài 3 

1. C

2. C

3. B

4. A

5 C

mk lười gthich nên có câu nào chx hiểu thì hỏi mk nhé

xin hay nhất

1. if we recycle cans and bootles we will help the environment

2 could you read and write when you were six

3 in 2030 robots will be able to do many things like humans

4 we visited our grandparents in the countryside last week

II

1b (noun)

2a (adv)

3b(cái này không có nước

4d

5c

III

1c

2c

3b

4a

5d