As PM2.5 readings reached as high as 900 in some cities, people are more _____ to get lung cancer in such conditions.

istmas Eve, we put up some balloonsto ______ the festival atmosphere

ense, no country, big or small, should object tothe trend of peace and development, ______ creating trouble to others.

More than one student _____been sent to Japan since 1990. More than one hundred students ______been sent to Japan since 1990.

Will you please spare me some ink I have______ it.