he is helpful. he is of help.两个句子一样吗?

Old Henry is helpful,and he never r____to help others. he is very ( ) me .A helpful to B helping C helpful of He is very helpful at home He is polite and helpful .如题 no wonder he is always helpful. 单项选择：The man is very poor,he needs _____.A.to help B.helpful What's he l____? -----He is polite and helpful. it is helpful to do sth it is helpful for doing sth it is he 两个句子的区别He is a friend of my brother.He is a friend of my bro 英语翻译He is kind,helpful and brave,When SARS,a kind of serious He is one of the students who help me.与He is the one of the 连词成句 helpful home very He at is