2. be of some/ no/ much help to sb. 對(duì)某人有些 / 沒有 / 很有幫助。

　　This book is of great help to me.   這本書對(duì)我很有幫助。

　　Is this magazine of any help to you ?   這本雜志對(duì)你有些幫助嗎？

　　3. help oneself （ to ）自用（食物等）。

　　Help yourself to the fish. 請(qǐng)隨便吃魚。

　　Please help yourself to some pork.  請(qǐng)隨便吃點(diǎn)肉。