腹股沟斜疝的疝环位置在()
腹股沟直疝的疝环位置在()

A．内环

B．脐环

C．股环

D．腹股沟三角

E．外环

- __________yogurt do you need?    

- Three cups.   [ ]

A. Howlong        

B. How far              

C. How many        

D. How much