“好读书，不求甚解；每有会意，便欣然忘食。”的前后两句话紧紧相连，交互阐明，意思非常清楚。                     对于这一点，陶渊明尤其有独到的见解。

①而读书的要诀，全在于会意。

②因为不读书就不了解什么知识，不喜欢读也就不能用心去了解书中的道理。

③应该承认，好读书这个习惯的养成是很重要的。

④如果根本不读书或者不喜欢读书，那么，无论说什么求甚解或不求甚解就都毫无意义了。

经过多边形的一个顶点的所有对角线把多边形分成10个三角形，多边形经过这个顶点的对角线条数是（　　）

阅读理解

      Mr. Smith made many tests with different animals and the monkey was the cleverest of all the animals.

      One day Mr. Smith put a monkey in a room. He also put some small boxes in it. In one of the boxes there was some food. "How long will it take the monkey to find the food?" Mr. Smith said to himself. "Let me wait and see." He left the room and waited outside. Three minutes later, he put his eye to the keyhole. What did he see? He saw the eye of the monkey. The monkey was on the other side of the door and looked at Mr. Smith through the keyhole.