It’s generous _____ them to donate money to UNICEF.They think it’s important _____ them to help poor children go to school.
Children shouldn’t watch TV.
People can play tricks __________ others __________ April 1st.
After school, we often play __________ football on __________ playground.
—Do you have a small mouth? —No, I don’t. I have a wide ____.
—What can I do for you? —I want two ____.