药物的生物利用度
参考答案：
药物的生物利用度：是指药物经过肝脏首关消除过程后进人体循环的相对量和速度。
The data shows ________ successful people have in common is ________ they have perseverance.
A．that that; that
B．that what; that
C．what that; what
D．all that; because
小儿惊风的主要临床特征是
A．口噤
B．角弓反张
C．皮肤瘙痒
D．四肢抽搐
