一、1、longer
2、faster
3、wider
4、smaller
5、bigger
6、colder
7、younger
8、better
二、1、B , older
2、D , mine
3、B , much
4、C , busier
5、C , any other
6、A , in
三、1、come from , in the east of
2、is famous for
3、old buildings , to visit
4、on , has a population of
5、hot , cold
四、1、cinemas
2、smaller
3、also
4、busier
5、show
五、1、It's in the north of China
2、It's over 20 million.
3、It's famous for the Great Wall.
4、Yes , it is.
5、It ,s about seven hundred years old.