Câu hỏi:

Around 150 B. C. the Greek astronomer Hipparchus developed a system to classify stars according to brightness.

A. record

B. shine

C. categorize

D. diversify

Câu 1:

Students are expected to always adhere to school regulations.

A. question

B. violate

C. disregard

D. comply

Câu 2:

Carpets from countries such as Persia and Afghanistan often fetch high prices in the United States.

A. Artifacts

B. Pottery

C. Rugs

D. Textiles

Câu 3:

Ralph Nader was the most prominent leader of the U. S consumer protection movement.

A. casual

B. significant

C. promiscuous

D. D. aggressive

Câu 4:

He didn’t bat an eyelid when he realized he failed the exam again.

A. wasn’t  happy

B. didn’t  want to see

C. didn’t show surprise

D. didn’t care

Câu 5:

His new yacht is certainly an ostentatious display of his wealth.

A. showy

B. expensive

C. large

D. ossified

Câu 6:

The US troops are using much more sophisticated weapons in the Far East.

A. expensive

B. B: simple and easy to use

C. C: complicated

D. difficult to operate