Tony: I come from Cambridge，but now I live in Beijing. ____
Daming: Is Beijing busier than Cambridge?
Tony: ____ Cambridge is on the River Cam.
Daming: Is the River Cam longer than Yangtze River? 
Tony: No，it isn't. ____
Daming: I went to Hong Kong for a holiday. It was hot!
Tony: Is Hong Kong hotter than Beijing in summer?
Daming: ____ What about Cambridge.
Tony: Cambridge is cooler than Beijing in summer，____

A．They are both hot!

B．Beijing is more modern than Cambridge

C．Beijing is bigger than Cambridge.

D．but it’s warmer in the winter.

E.It’s shorter.
F.It’s longer.
G.Yes,it is