某乒乓球男子单打决赛在甲、乙两选手间进行，比赛采用7局4胜制．已知每局比赛甲选手战胜乙选手的概率均为0.7，则甲选手以4:1战胜乙选手的概率为( )．

A．0.7×0.7³

B．0.84×0.7³

C．0.3×0.7³

D．0.9×0.7³

E．以上结果均不正确

I feel it is your husband who _______ for the spoiled child.

A．is to blame

B．is going to be blamed

C．is to be blamed

D．should blame