桑寄生、五加皮除均可祛风湿外，还具有的功效是（）
A．清热安胎
B．利尿消肿
C．定惊止痉
D．温通经络
E．补肝肾，强筋骨
参考答案：E
We wondered _____ the boys' team _____ the girls' team the day before. [ ]
A. what; has lost to
B. whether; had lost to
C. if; lost to
D. if; had lost
蛇毒的主要有效成分是（）。
A．脂肪酶
B．胆固醇脂酶
C．磷脂酶A2
D．磷脂酶C
E．磷脂酶D
