Câu hỏi: Don't be concerned about your mother's illness; she'll recover soon.

A. surprised at

B. worried about 

C. embarrassed at

D. angry with

Câu 1: Those companies were closed due to some seriously financial problems.

A. taken off

B. put away

C. gone over

D. wiped out

Câu 2: Many scientists agree that global warming poses great threats to all species on Earth.

A. irritations

B. annoyances

C. fears

D. risks

Câu 3: The cultural and historical sites in Kyoto have been given appropriate care and maintenance.

A. preservation

B. revival

C. recovery

D. recognition

Câu 4: Nobody knows the origin of the Vietnamese long dress. There was no evidence about where and when it appeared.

A. evaluation

B. book

C. proof

D. symptom

Câu 5: As tourism is more developed, people worry about the damage to the flora and fauna of the island.

A. fruits and vegetables

B. flowers and trees

C. plants and animals

D. mountains and forest

Câu 6: Ask Mum for permission to go out now. She looks like she’s in a good mood.

A. fashionable

B. unconcerned

C. healthful

D. happy