大量的白蛋白尿说明是（）
A.肾小管对蛋白的回吸收障碍
B.肾小球滤过膜改变
C.组织性蛋白尿
D.溢出性蛋白尿
E.功能性蛋白尿
参考答案：B
用 can或 have to 的适当形式完成句子.
1. Speak loudly, we________ hear you.
2. As a student, you________ do your homework after school.
3. My father________ stand soap operas, he likes watching sports shows.
4. You________ clean your desk, I can help you.
5. Linda________ give the book back today, because Frank wants to read it.
以下何种情况的房性心动过速需紧急处理？（）
A.合并房室传导阻滞时
B.有休克征象
C.有充血性心力衰竭征象
D.由洋地黄中毒引起
E.心室率达140次／分以上
