1.It is___to do some housework for your parents at weekends.2.More and more people have got to kn
问题描述：
1.It is___to do some housework for your parents at weekends.2.More and more people have got to kn
help mean 用所给词的适当形式填空
1.It is___to do some housework for your parents at weekends.
2.More and more people have got to know the__of charities.
答
1.helpful
2.meaning