Unit 3

Daming:Is New York the capital of the US,Betty?

Betty:No,it isn't.Washington DC is the capital,but some people think the capital is New York because New York is a bigger and busier city than Washington DC.

Daming:I see.New York is more famous than any other city in the US,right?

Betty:Yes,I think it is.And which Chinese city is bigger—Shanghai or Beijing?

Daming:Well,Shanghai has a larger population.

Betty:Really? And which city is older,Beijing or Shanghai?

Daming:Well,that's a good question! They are both very old cities,but Beijing is older than Shanghai.

Betty:That's very interesting!