Câu hỏi: Some couples see single women as a threat to their relationships.

A. married

B. lonely

C. divorced

D. alone

Câu 1: One in seven accidents is caused by sleepy drivers.

A. awake

B. unwell

C. exhausted

D. talkative

Câu 2: It is easy to open a shop but hard to keep it always open.

A. welcome

B. appear

C. switch

D. close

Câu 3: The plants and animals of the sea fall into three major groups.

A. small

B. chief

C. minor

D. main

Câu 4: At times, this can be risky, and the keepers have been injured and one has been killed.

A. good

B. useful

C. healthy

D. secure

Câu 5: Rich families find it easier to support their children financially.

A. Wealthy

B. Well-off

C. Privileged

D. Poor

Câu 6: They don't seem particularly worried about the situation.

A. concerned

B. pleased

C. frightened

D. excited