Once a man wanted to go (fishing)【到河边是去钓鱼】one side of a river to the (other)【one...the other固定词组】 in a boat .He (has) 【has to 不得不】to take a sheep ,a wolf and a basket of vegetables (with)【take with 带着】 him .But he could take (only) 【一个,所以是仅仅,只有】one of them at a time ,because the boat was very (small)【船太小了,才只能一个一个过嘛】."If I (leave)【带一个,当然会留两个】the wolf and the sheep together ,the wolf may eat the sheep ," he said to (himself)【反身代词】 ."If I leave the sheep and the vegetables together ,the sheep may eat the vegetable ."He thought and thought .At last ,he had an idea.And he was able to (get)to【get to到达】 the other side of the river with the sheep ,the wolf ,and the vegetable .Do you know (how)【想办法,是种方法,疑问词用how】 he did it?