e may have missed the train,________ she won’t arrive for another hour

Your colleague is speaking English withfluency.—It’s no wonder．She ____ inthe UK for a year as a visiting professor

Were you caught in the heavy rain thismorning — Yes, I was. _______ had I left home thanit began to rain dogs and cats.

Every time Ashtita tries to break a record, he reaches a point ______ he feels he cannot physically do any more

a Chinese athlete, Liu Xiang is looking forward the2008 Olympic Games.