The boy wrote_____last week.
. Nowadays online games _______ teenagers.
---What do you ______ the waste bottles?---We can sell them instead of throwing them away.
Only thirty per cent of ______ parents say that they know what their children like to do after _____ school.
. I want to be very careful to talk only about ____ we've formally tested.
If we had taken the other road, we ________ earlier.