The whole Chinese people will never forget the day, April 20th, 2013, _______ the big earthquake happened in Ya’an.

Call Alice 495-3539.

Alice, you look puzzled．Haven’t you understood it? —Yes．I _of another problem just now

. The traffic in the city was ____ today, so Mary got home earlier than usual.

I support your decision, but I should also make it clear that I am not going to be to carry it out.