Food safety issues, ____ will seriously affect the growth of teenagers and even the nation’s future.
Once harm ______ to the environment, it takes years to have the system recovered.
Last night my neighbors ______ such a loud noise at the party that I couldn’t sleep at all.
Exciting as its special effects are ______, there is too much violence in the film.
Young people who have got jobs may realize university lessons can’t be the only preparation for all the situations _______ appear in the working world.
-----Who has made a mess in my room? -----Who else it but your naughty son?