体内合成维D3和胆汁酸，以下列那种类脂为原料（）A、磷脂 B、胆固醇 C、甘油三脂 发布时间：2017-07-10 18:21 │ 来源：www.tikuol.com 题型：单项选择题 问题： 体内合成维D3和胆汁酸，以下列那种类脂为原料（）A、磷脂B、胆固醇C、甘油三脂D、糖脂
题型：单项选择题 选择方框中单词的适当形式补全短文内容，每词限用一次。be, library, book, school, some, in, class, student, science, classroom I am Zhang Yu. I am a student in Yuxin Middle School. My _1_ is very big. There are about 3, 000 _2_ in our school, and we have lessons (上课) in different _3_ . There is a tall building near the school gate. The _5_ and the teachers' offices are in the same building. There is a _5_ behind the building. We can borrow (借) _6_ from it. Next to the library is our science lab. We have _7_ lessons in it. We have a gym _8_ our school, and it is behind the science lab. There are _9_ trees and flowers in our school. Our school _10_ nice. We like it very much. 查看答案