Câu hỏi: The two children blamed each other ...... the window.

A. to break

B. breaking

C. for breaking

D. having broken

Câu 1: The leopard is _________ the threat of extinction.

A. in

B. on

C. under

D. below

Câu 2: She glanced briefly ________ his lapel badge.

A. in

B. on

C. at

D. up

Câu 3: The waste from the chemical factory is extremely .......

A. harm

B. harmful

C. unharmed

D. harmless

Câu 4: Let’s _________ water by turning off tapes when not using.

A. save

B. to save

C. saving

D. saved

Câu 5: The panda's ...... habitat is the bamboo forest.

A. nature

B. natural

C. naturalized

D. naturally

Câu 6: I was ...... to find that the film was quite ……

A. surprised - frightening

B. surprised - frightened

C. surprising - frightening

D. surprising – frightened