脂质体在体内的作用机制错误的是（）
A.吸附
B.脂交换
C.内吞
D.溶解
E.融合
参考答案：D
— ____ your sister know Lucy?
— No, she ____.
[ ]
A. Do; don't
B. Does; doesn't
C. Does; don't
D. Do; doesn't
轴流风机按叶片开度的调整方式可分为（）和（）两种。
