Câu hỏi: The speaker likes to have an attentive audience.

A. neglecting

B. positive

C. active

D. interested

Câu 1: The plants and animals of the sea fall into three major groups.

A. small

B. chief

C. minor

D. main

Câu 2: How different a picture we now have of the ocean as the sea has begun to reveal its secrets.

A. public

B. opening

C. knowledge

D. schooling

Câu 3: Fish only species that are not of concern, threatened or endangered.

A. bettered

B. born

C. safeguarded

D. taught

Câu 4: The wise man has long ears and a short tongue.

A. short

B. prolonged

C. high

D. crooked

Câu 5: It's too far to ride to your grandmother's; you'd better take the bus.

A. remote

B. near

C. fast

D. besides

Câu 6: We know not what is good until we have lost it.

A. find

B. count

C. guess

D. learn