题目

 完形填空先通读下面的短文，掌握其大意，然后从A、B、C、D四个选项中选择可以填入空白处的最佳答案。I’m Scott Dean. This is a photo of my family. The man  1  glasses is my father. He is a doctor. He  2   in a big hospital. The woman is my mother. She is not thin or   3  ; she is of medium build. She   4  history in a middle school. She is a good teacher. The students  5   her as knowledgeable (知识渊博的) and hard-working. I have a brother and two sisters. My brother Ken is good at   6 ; he wants to be an artist in the future (将3. 测定某种食物中的能量(1) 步骤：，作出假设， ，讨论和完善计划.实施计划， 。(2) 方法:通过测量食物燃烧 的多少来测定食物中的 。(3) 计算:食物中的能量=水的体积×4.2 × ()