Mb hộ e m vs ak nhanh nhb có ctlhn

2.I haven't seen my uncle for 2 year.

3.I will talk to him when i reach my office.

4.Mom suggested me donating our old book,toys and clothes to charity. 

5.Jane stayed behind after the class because she want to talk to the teacher.

6.They haven't been to Korea before .

7.When did you join Volunteers in Asia. 

8. We encouraged people to recycle glass,cans and paper.