--What do you often do _____ classes to relax yourselves?--We often do eye exercises ,listen to music or do some running around the school.
---You’d better not eat too much salt. It's bad for your health. ---- _______________.
Yesterday, they talked about something important _______ the phone.
His father told him ________ his best friend to dinner this Sunday.
The more you smile, the ________ you will feel.
He often borrows money ________ others, but he doesn’t lend anything _ ________ anybody.