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

A. concerned

B. pleased

C. frightened

D. excited

Câu 1: It's cool and quiet everywhere except in the kitchen.

A. windy

B. freezing

C. cold

D. hot

Câu 2: Be quiet or you'll wake the whole house!

A. still

B. noisy

C. peaceful

D. tranquil

Câu 3: Man alone is born crying, lives complaining, and dies disappointed.

A. together

B. lonely

C. altogether

D. total

Câu 4: The speaker likes to have an attentive audience.

A. neglecting

B. positive

C. active

D. interested

Câu 5: 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 6: There is growing concern about the way man has destroyed the environment.

A. attraction

B. worry

C. disinterest

D. careless