She didn’t come to school yesterday .Do you know what ___her?has happened with B. had happened with C. had happened to D. has happened to
--- Would you have called her up had it been possible? --- Yes, but I busy doing my homework
Jane would never have gone to the party that Mary would come to see her.
Without electricity, human life quite different today.
It is high time we home.
Li Ming insisted that he anything at all.