1.---Have you ever been to Beijing ? ---Yes, I have . l have just come back .---No,I haven't . I haveever been there2. ---How long have you been in Beijing?---I have been there there for two weeks.---I have been there since last week.

1c Work in pairs and describe New York to yourpartner based on 1b. You may start like this : ·A: How much do you know about thetraffic in New York ? B:I heard that the traffic there was terrible . Do you have any ideas about thestreets there ?