Câu hỏi: We need ___________ to help the disaster-stricken area.

A. volunteers

B. flood

C. schools

D. government

Câu 1: For environmental safety, we need to find ways to reduce emission of fumes and smoke of factories.

A. leak

B. release

C. poison

D. pollutant

Câu 2: The authority has made a lot of great efforts ________ endangered species.

A. to save

B. to kill

C. to do

D. to store

Câu 3: He lost his _________ on hearing the new.

A. involvement

B. enlightenment

C. temper

D. nonsense

Câu 4: There are many religions in the world __________ Buddhism, Catholicism, and Islam.

A. forge

B. namely

C. lead

D. adopt

Câu 5: It is important to raise the people’s _________ of environmental conservation.

A. know

B. awareness

C. knowledge

D. cognition

Câu 6: We have to suffer from traffic congestion and pollution every day.

A. accident

B. fullness

C. mass

D. crowd