Unit 1　We toured the city by bus and by taxi.

2.Listen and complete the notes.

Tony:OK! We've checked in.What's next?

Dad:It's nearly eight o'clock,and the plane leaves at 8:30.

Tony:How long is the journey?

Dad:About ten hours.

Tony:Ten hours! And it's eight hours' time difference…So we'll arrive at 2:30 in the afternoon?

Announcement:Hello,passengers.Flight CA 938 from London to Beijing was going to leave at 8:30 pm.However,we're sorry to tell you that it will be three hours late.We'll give you more information as soon as we can.

Dad:Three hours late! That means we'll leave at 11:30.

Tony:So we'll arrive at 5:30 in the afternoon?

Dad:Yes,that's right.So we'll need to call your mother and let her know.