With no one to________in such a frightening situation，the girl felt very helpless.

.Millions of Americans marched through Atlanta _______ Dr Martin Luther King, Jr

下列句子中，没有语病的一句是（  ）

I don’t think Richard could have done such a stupid thing last night, ________? [ ]

She won’t be able to come next week, because she _________ herself in Mount Tai then