	Nguyễn Thị Thảo Vân \| Chat Online
	13/09 17:32:14
	Tiếng Anh - Lớp 8 \| Tiếng Anh \| Lớp 8

The boys are in the volunteer group of Le Loi School. They are planting trees on the hill. (Combine, using present participle) → The boys __________________________________________________________.

The boys are in the volunteer group of Le Loi School. They are planting trees on the hill. (Combine, using present participle)

→ The boys __________________________________________________________.