A练习
一、单项选择:
( ) 1. They will go to visit the _______ kids in the hospital.
A. ill B. sick C. illness
( ) 2. She volunteers to _________ food at the food bank.
A. put up B. give out C. clean up
( ) 3. You could volunteer in ____ after-school study program to teach kids.
A. a B. / C. an