Câu hỏi: It is really incredible that he is unaware of such basic facts.

A. difficult

B. unbelievable

C. imaginable

D. disappointed

Câu 1: 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

Câu 2: He insisted on listening to the entire story.

A. part

B. funny

C. whole

D. interesting

Câu 3: Reaching 35 and obviously aging, Jane has to make up her mind on her future very soon.

A. give a thought about

B. pay attention to

C. prepare a plan for

D. make a decision on

Câu 4: 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 5: 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 6: Those companies were closed due to some seriously financial problems.

A. taken off

B. put away

C. gone over

D. wiped out