	Huynh Doan \| Chat Online
	29/11/2018 08:32:02
	Tiếng Anh - Lớp 9 \| Tiếng Anh \| Lớp 9

Tell some names of natural wonders and man-made wonders of Viet Nam? Say things can cause damage to the man-made wonders of Viet Nam?

1. Tell some names of natural wonders and man-made wonders of Viet Nam
2. Say things can cause damage to the man-made wonders of Viet Nam
3. Suggest the way to protect and preserve them