Câu hỏi: WHO _________ for World Health Organization.

A. sits

B. lies

C. stands

D. leans

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: Nylon is a man-made fibre, the use of which has helped more people to have cheaper and more colourful clothes to wear.

A. natural

B. plastic

C. synthetic

D. artificial

Câu 3: We have to suffer from traffic congestion and pollution every day.

A. accident

B. fullness

C. mass

D. crowd

Câu 4: That house-making is the job of women is a __________ thought.

A. deep-seated

B. including

C. legal

D. intellectual

Câu 5: The United Nation Women advocates women __________.

A. impartiality

B. inequality

C. discrimination

D. movement

Câu 6: The authority has made a lot of great efforts ________ endangered species.

A. to save

B. to kill

C. to do

D. to store