请问此题如何选择:Millie,where______ ? I called you many times and nobody answered it. A. were you B. have you been C. did you go D. have you gone我倾向于选择B(现在“已经回来”了,两人在当面对话),但是参考答案是A!...
Every student should regularly experience the "Aha!" — when something you never understood, or something you never knew was a mystery, becomes clear.两个 something 是并列主语,第二个 something you never knew 后面是否省略了(that)was a mystery?请老师分析下结...
He or she is an outsider already, either on ethnic or ideological grounds, or because accused of a crime so reprobated by authority that, whatever contrary official professions may be in place, the maxim guilty because accused informs practice.老师好,请问or 后面的...
As many of you already know,March is Women's History Month,so it's just a few weeks until theuniversity begins its annual observance.为什么know在of介词后面,不是用konwiing?