—— My mother does a lot of housework before going to work,but she has never been late.

—— ＿＿＿＿＿.

A．So does my mother

B．Neither does my mother

C．Nor has my mother

D．So it is with my mother

期限的设定可以有以下方法（）。

A.以某个日历日期的到来作为事实

B.以一定期间的存续作为事实

C.以某种肯定会到来的事实发生或者存续的期间作为事实

D.以事人约定的为一定行为作为事实

E.以当事人约定的不为一定行为的时间作为事实