Câu hỏi:

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

A. accidents

B. misunderstandings

C. incidentals

D. misfortunes

Câu 1:

I cannot understand why she did that, it really doesn’t add up.

A. doesn’t calculate

B. isn’t mathematics

C. C. doesn’t make sense

D. D. makes the wrong addition

Câu 2:

It was very difficult to understand what he was saying about the noise of the traffic.

A. pick up

B. make up

C. turn out

D. make out

Câu 3:

I sometimes give my friends a ride in my car.

A. ask my friends drive for me

B. let my friends drive my car

C. hitch-hike my friends

D. give my friends a lift

Câu 4:

She is always diplomatic when she deals with angry students.

A. strict

B. outspoken

C. firm

D. tactful

Câu 5:

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

A. showy

B. expensive

C. large

D. ossified

Câu 6:

I clearly remember talking to him in a chance meeting last summer.

A. unplanned

B. deliberate

C. accidental

D. unintentional