Câu hỏi: 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 1: It is really incredible that he is unaware of such basic facts.

A. difficult

B. unbelievable

C. imaginable

D. disappointed

Câu 2: 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 3: Sports and festivals form an integral part of every human society.

A. delighted

B. exciting

C. informative

D. essential

Câu 4: No vehicle weighing over 3.5 tons is allowed on this bridge, according to traffic signs placed at both ends of the structure.

A. corruption

B. construction

C. connection

D. confusion

Câu 5: He resembles his brother in appearance very much, which makes his friends unable to recognize.

A. names after

B. calls after

C. looks after

D. takes after

Câu 6: He’s really delighted with his success.

A. pleased

B. angry

C. entertained

D. annoyed