People should make adjustments wherever appropriate to ensure the ...................use of this form of travel.

We can play our small part in helping to ................... the poverty and suffering of the world. (to make sth less difficult to deal with)

Aviation development ..........................more economic growth.

Ecotourism should be promoted to ........................ the effects of tourism on the environment.

Violent movies should be banned at prime time on TV to ....................... exposure to children. (to reduce or limit sth)

The situation was becoming ........................ more difficult. (gradually)

Noise pollution caused by airplanes poses an increasing threat to the population ................................ (the general population)

Hate speech on social media has ............................ racial tensions in the community. (to make sth that is already bad even worse)

Greenhouse gases released from aircraft contributes to the ............................. of global warming. (sth happens more and more quickly)

Education is the key that will .................................. a nation's potential. (phát huy, mở khóa)