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: 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 2: The Asian Games have advanced in all aspects since the first Games was help in 1951.

A. developed

B. competed

C. taken place

D. decrease

Câu 3: Many scientists agree that global warming poses great threats to all species on Earth.

A. irritations

B. annoyances

C. fears

D. risks

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: 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 6: He made one last futile effort to convince her and left home.

A. favorable

B. difficult

C. ineffectual

D. firm