27. Do you know what use people _______ pines after they’re cut down?
Bobby ______ me your secret, but he meant no harm.
We must do whatever we can to____________the river being polluted any more.
. His success was because of ________ he had been working hard.
People will be encouraged to eat healthy food, ________ and to drink less beer and wine.
______ you don’t like him is none of my business.