could I .?疑问句的否定回答是哪一个?A couldn't B mustn't C can't
问题描述:
could I .?疑问句的否定回答是哪一个?A couldn't B mustn't C can't
答
I,m sorry i can,t i have to do sth 或i ,m doing sth
答
B
答
C
答
A