脂蛋白各组份中密度最高的是（）
A.β脂蛋白
B.α脂蛋白
C.快前β脂蛋白
D.乳糜微粒
E.前β脂蛋白
参考答案：B
Read and write.
1. My hands are _ (small) than his hands.
2. My pencil is shorter than _____ (you).
3. His head is (big) than Li Ping's.
4. The dog is (heavy) than the cat.
5. My bedroom is on the (one) floor.
阴阳属性的征兆是（）。
A.动静
B.水火
C.上下
D.晦明
E.寒热
