题目

You will have a lot of reading to do in this grade this year. You can do more of it in less time if you learn to read rapidly. Perhaps you have been told about some habits which keep a person from reading fast and have been strongly asked to break those which you might have.        36   Check yourself by answering yes or no to these questions.        n         Do you move your lips (嘴唇) when reading silently? n         Do you point to words with your finger as you read? n              37   n             38       一个底面半径为2cm，高为4cm的圆柱，侧面积是（_____），表面积是（_____），体积是（_____）。