题目

Peter wondered why he didn’t have many friends. The reason was he was always taking, never giving. One day Peter told Bill, “I’d like to give a party on Saturday, I’d like you to come and bring Martha, too.”“Thanks, Peter. We’d be happy to come.”“Perhaps you’d like to bring your violin. You and Martha sing well together. I’m sure everyone will want you to sing for us.” That was how Peter began to plan his party. Next he asked another friend, Betty, to bring a cake. “You make the best cake in the world, Betty, and I like to eat your cake better than have one from the b指出下列复句各分句间的关系。 （1）由于胡萝卜中含有极为丰富的胡萝卜素，人们往往以为胡萝卜生吃最有营养。 （　　） （2）胡萝卜素并非维生素A，而是维生素A的半成品——维生素A原。 （　　） （3）水果对人体健康有益，但并非吃得越多越好。 （　　） （4）摄入过多的纤维素对健康是不利的，因为纤维素在肠道内干扰食物中的蛋白质等营养素的消化吸收。 （　　）