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

A. accident

B. fullness

C. mass

D. crowd

Câu 1: We need ___________ to help the disaster-stricken area.

A. volunteers

B. flood

C. schools

D. government

Câu 2: 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 3: The authority has made a lot of great efforts ________ endangered species.

A. to save

B. to kill

C. to do

D. to store

Câu 4: More and more specious animals ________ of environmental problems.

A. exit

B. survive

C. save

D. die

Câu 5: To score a goal, players need to learn how to pass in both__________ and horizontal positions.

A. vertical

B.  strange

C. parallel

D. oval

Câu 6: A water polo team _____________ seven players, six swimmers and a goalie.

A. includes of

B. composes

C. consists of

D. makes up