Sử dụng dạng đúng của các từ Vốn để hoàn thành các câu: 
1- it is....... go to hiking in this area.   DANGER
2 Hà Long Bay is number one.... wonder in Viet Nam.    NATURE
3-Mary is the...of the English speaking club in class.    LEAD
4-Big cities in Vietnam are too busy and......    POLLUTE
5- Hoi An is a ..... Citi with a lot of old houses,shops and building.  HISTORY
6- My trip to Phong Nha Ke Bang is.... experience.     FORGET
7- There are many ... festivals in Vietnam.    TRADITION
8-we should eat less fast food or junk food because they are.....    HEALTH
9-We can take part in many outdoor ...during the festival.   ACT
10- Visitors come to Hue because there are many tourist..... ATTRACT