单项选择。
— ______ is he so sad?
— Because his new watch is lost. [ ]
A.Why
B.How
C.What
答案:A
A. all his
B. his all
C. the all his
D. his the all
为了客户信息的安全,存量客户挖掘需在支行长监督下进行,客户经理不能单独去做。