1．(2010·陕西西安交大附中上学期期中)This kind of car is not so expensive that it is ________ the reach of those with average income.
A．over B．beyond C．below D．within
解析：within the reach of“在……范围之内”。 答案：D
2．Mr.Smith is busy these days ________ a new book on how to develop a child's reading skill.
A．working out B．working on C．working for D．working with
解析：work on“从事，致力于”；work out“算出，解(题)”，由句意选B项。答案：B
