--- What were you so _____ ? ---My son’s not passing the college entrance examination _______ me most.

Although we _________many serious natural disasters, we are sure to overcome all difficulties.

How did it _____ that the two men arrived to address the same meeting at the same time.

Don’t _____me. What I really mean is that he is smart and can deal with each situation well.

——Were you busy last weekend?——Very. Rather than ____ time playing cards as usual, I devoted every effort to ____ an advertisement.