I showed an old friend of mine around the city,surprise, the changes had been so great

He found himselfbya crowd of excited people and toescape

Can you tell me why you learn English so well—-It’s very simple. You work, grades you will get.

Good Heavens!How could you stand by and __________ such a thing to happen!

orry to keep you waiting. —Oh, not at all. I _____ here only a fewminutes.