41．Which of the following does NOT happen in economic recovery?
　　A．The expansion of existing facilities．
　　B．The creation of new business．
　　C．The disappearance of old business．
　　D．The increase of optimism about the future of economy．
　　42．Which of the following indicates the end of the expansion phase?
　　A．The increase of raw materials．
　　B．The growth stopping at a peak．
　　C．The further increase of labours．
　　D．The volume expansion of goods．
　　43．Which of the following is true according to the passage?
　　A．Sections of economy do not influence each other．
　　B．In the expansion phase the business maintains development in the long run．
　　C．The end of the business in the prosperity period can be obviously seen．
　　D．Parts of economy are closely related to each other．
　　44．We can infer from the last paragraph that________．
　　A．economic expansion is fast
　　B．the business can expand endlessly
　　C．the end of one business expansion will certainly happen
　　D．economic rise to the peak is slow
　　45．Which is probably the best title for this passage?
　　A．Devdopment of Economy．
　　B．Recovery of Economy．
　　C．Expansion of Economy．
　　D．Prosperity of Economy．