Question

We have to keep our school green,clean and attractive.

It'a our duty....................

Answer 1

We have to keep our school green,clean and attractive.

It's our duty to keep our school green,clean and attractive.

Answer 2

Nhầm,ko có a đâu

Answer 3

Thay a thành s

Answer 4

We have to keep our school green,clean and attractive.

It'a our duty to keep our school green , clean and attractive