Helen is going to work in an old people's home to help ________ the old people.
A：look forward to
B：look after
C：look through
A. on B. in C. by D. from E. to F. of
—Can you play guitar?
—No．I can play football．
①人民群众的实践当中蕴藏着无比的智慧和巨大的力量
②人民群众是社会实践的主体
③人民群众是社会财富的创造者
④人民群众是历史的创造者
