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

A. awake

B. unwell

C. exhausted

D. talkative

Câu 1: The wise man has long ears and a short tongue.

A. short

B. prolonged

C. high

D. crooked

Câu 2: We know not what is good until we have lost it.

A. find

B. count

C. guess

D. learn

Câu 3: She had a cozy little apartment in Boston.

A. uncomfortable

B. dirty

C. lazy

D. warm

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: The speaker likes to have an attentive audience.

A. neglecting

B. positive

C. active

D. interested

Câu 6: Some couples see single women as a threat to their relationships.

A. married

B. lonely

C. divorced

D. alone