The tour of the cave and grotto system is the main _____ for tourists in Phong Nha - Ke Bang National Park.

• attractive

• attractiveness

• attract

• attraction

Hoi An Ancient Town is quite special among the heritage sites because it is in a good state of ________.

• preserve

• preservation

• preservative

• preservatives

Hoi an Ancient Town is preserved in a ________ intact state.

• remarkable

• remark

• remarked

• remarkably

You have to be highly _________ to do well in these subjects.

• competitive

• competitor

• competition

• competing

Last night, to __________ his new strategy, the minister of the Department of Education and Training appeared on television.

• public

• publicly

• publicize

• publicizing

He owed his success not to privilege but to self-education and a driving desire for _______.

• achievement

• achiever

• achieve

• achievable

To Vietnamese students, the _________ examination to university is very difficult.

• require

• requirement

• requiring

• required

Their aim is to teach their son to become an(n) ___________ and self- reliable adult.

• dependent

• dependence

• independence

• independent

General ___________ skills are part of being independent and responsible.

• house

• housekeeper

• housekeeping

• house- making

Preserving our heritage not only benefits our cultural identity, but it can also bring economic __________ to local communities through tourism.

• threats

• investments

• interests

• benefits