下列各句中均有一处错误,请指出并改正。 |
1. He asked these students volunteer in the after-school study program. ___________ 2. My uncle wants to help the poor people in the city by set up a food bank. ___________ 3. Some of my classmates volunteer to sing for the old people to cheer up them. ___________ 4. What do you think could I do for you? ___________ 5. Be a volunteer is great. ___________ |