问题
选择题
---_________?
---She is a shop assistant in the biggest mall.
A．How old is your sister
B．What’s the matter with your sister
C．Where does your sister work
D．What does your sister do?
答案
答案：D
这题是根据答语选择问题，答语是：她是个最大的商城的营业员。所以问题是问她的职业，故选D，意思是：你姐姐是做什么的？