Câu hỏi: Deserts often include _________ and rocky surface.

A. oil

B. water

C. sand

D. trees

Câu 1: Billy, come and give me a hand with cooking.

A. help

B. prepared

C. be busy

D. attempt

Câu 2: The boy waved his hands to his mother, who was standing at the school gate, to ………….. her attention.

A. attract

B. pull

C. follow

D. tempt

Câu 3: _____________ is a film or TV program presenting the facts about a person or event.

A. Biography

B. Horror films

C. Detective books

D. Documentary

Câu 4: Some of the participating schools have also decided to use green cleaning products, which are safer since they do not ……. harmful chemicals into the environment.

A. release

B. expose

C. compound

D. deplete

Câu 5: When you see your teacher approaching you, a slight wave to attract his attention is appropriate.

A. coming nearer to

B. pointing at

C. looking up to

D. catching sight of

Câu 6: _____________ is a detailed description of a person's life.

A. Detective book

B. Comic

C. Biography

D. Cartoon