Câu hỏi: We can do something to save the earth.

A. kick

B. shoot

C. throw

D. destroy

Câu 1: Use water sparingly and keep water clean.

A. dusty

B. dirty

C. wicked

D. halfway

Câu 2: Man alone is born crying, lives complaining, and dies disappointed.

A. together

B. lonely

C. altogether

D. total

Câu 3: 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 4: Fish only species that are not of concern, threatened or endangered.

A. educated

B. healed

C. defended

D. brought

Câu 5: The wise man has long ears and a short tongue.

A. short

B. prolonged

C. high

D. crooked

Câu 6: It is easy to open a shop but hard to keep it always open.

A. welcome

B. appear

C. switch

D. close