Câu hỏi: The shop assistant was totally bewildered by the customer’s behavior.

A. disgusted

B. puzzled

C. angry

D. upset

Câu 1: Mobile libraries brings books to children in many small communities. These libraries travel from towns to towns in cars, vans, or trucks.

A. Moving from place to place

B. Changing shape or expression easily and frequently

C. Being bent easily and quickly

D. Staying in one place

Câu 2: Most ethnic groups in Vetnam have their own costumes that reflect their unique culture identities.

A. invaluable

B. different

C. distinctive

D. important

Câu 3: Fallout from a nuclear power station damaged in the tsunami may endanger the vegetation.

A. stimulate

B. harm

C. inhibit

D. benefit

Câu 4: It’s a really difficult matter to decide how to solve now. I will need time to think it twice.

A. to think it over

B. to make it better

C. to make up for it

D. to think out of time

Câu 5: The education system is a mirror that reflects the culture.

A. points

B. explains

C. shows

D. gets

Câu 6: You never really know where you are with her as she just blows hot and cold.

A. keeps going

B. keeps taking things

C. keeps changing her mood

D. keeps testing