苗族在吃鸡时要吧（）给客人中的长者。
A.鸡心
B.鸡头
C.鸡腿
D.鸡翅
参考答案：B
与财产保险相比，机动车辆保险特有的制度是( )。
A．无赔款优待
B．重复保险
C．定值保险
D．不定值保险
What happened to Mr. Zhu He spoke in （）voice in today's class that I could hear almost nothing.
A. so low
B. such a low
C. so high
D. such a high
