Cars in the street are _____ in the morning than in the evening．

　　A．slower　　B．slowest　　C．slow

Washington D．C．is a big city，_____ it's smaller than New York．

　　A．and　　B．or　　C．but

Beijing is the capital of China，_____ more than 13 million people．

　　A．over　　B．of　　C．with

In England，the weather is never very hot in _____ summer．

　　A．a　　B．an　　C．不填

What would you like ______ ?

　　A．to eat　　B．eating　　C．eat D．ate

The river is more than _______.

　　A．ten metre wide　　B．ten metres wide

　　C．ten metre of wide D．wide of ten metres

January is ______ month in Beijing，but it is different in Australia．

　　A．cold　　B．colder　　C．coldest D．the coldest

The students are busy ______ in the garden．

　　A．work　　B．working　　C．works D．worked

China lies ______ the east of Asia and ______ the north of Australia．

　　A．to；to　　B．on；to　　C．to；in D．in；to

The population of China is ______ in the world．

　　A．most　　B．biggest　　C．the most D．the biggest