Câu hỏi: Though many scientific breakthroughs have resulted from mishaps, it has taken brilliant thinkers to recognize their potential.

A. misunderstandings

B. accidents

C. misfortunes

D. incidentals

Câu 1: In the 1960's the upper level of Pennsylvania Station in New York City was torn down and replaced by Madison Square Garden.

A. detracted

B. demoted

C. distended

D. dismantled

Câu 2: The copperhead, a snake that strikes without warning, is considered more dangerous than the rattlesnake.

A. exquisite

B. sporadic

C. treacherous

D. aloof

Câu 3: Proximity to the court house makes an office building more valuable.

A. Interest in

B. Similarity to

C. Nearness to

D. Usefulness for

Câu 4: Many doctors are still general practitioners, but the tendency is toward specialization in medicine.

A. rumor

B. trend

C. prejudice

D. security

Câu 5: Ralph Nader always speaks out about everything.

A. declares his opinion

B. agrees

C. quarrels

D. has an interest

Câu 6: In the early days of baseball, the game was played by young men of means and social position.

A. with skill

B. with equipment

C. with money

D. with ambition