How many ____(space station)are there in spece?适当形式.

How many (policeman)are there in the police station? how many __(bus)are there in the bus station. 适当形式填空：How many kinds of ____(pollute) are there around us? 适当形式填空说明为什么1how many(child)are there in your family2.now li （ ） -How many ____ are there in the box? how many ____(factory) are there in your town? .How many ____(shelf) are there in the room? how many ____(different)are there in the pictures? How many ____ (read ) rooms are there in this building How many buildings are there in your ____ (社区) how many ____ (store) are there in this city 用所给词语的适当形式填空 20.How many (child) are there in your class?The