Many social workers went to Ya’an to help clean water and food to local people to reduce their pain from the earthquake.
Could you please ____________ pictures on the wall?
Mike_______ money three months ago.
He kept on _______ the mountains all by _______ for three days.
--- What’ s wrong ______you? ----I had a fight ____ my friend just now.
John, you _______ stay out late. Your mother will worry about you.