Câu hỏi: 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 1: He insisted on listening to the entire story.

A. part

B. funny

C. whole

D. interesting

Câu 2: 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 3: He made one last futile effort to convince her and left home.

A. favorable

B. difficult

C. ineffectual

D. firm

Câu 4: Dozens of applicants showed up for the vacant position, but only a handful of them were shortlisted for the interview.

A. small amount

B. person

C. hand

D. small number

Câu 5: Many scientists agree that global warming poses great threats to all species on Earth.

A. irritations

B. annoyances

C. fears

D. risks

Câu 6: The yearly growth of the gross national product is often used as an indicator of a nation's economy.

A. annual

B. irrefutable

C. tentative

D. routine