In 2009，the global economy has the negative growth for the first time since 1960，and the range is possible to be over 1%. So far，the American subprime mortgage crisis and the financial crisis have been under the control on the whole. But，in view of the fact that there are also many uncertainties at present，we considered that，it is still too early for the world economy to comprehensively get rid of the depression and to recover in 2010，and the whole world still needs a series of conditions to experience the strong recovery. This paper will discuss global growth，employment，trade，investment，finance，petroleum and other primary products and so on，and makes an overall judgment on the world economic situation in 2009 and a comprehensive forecast in 2010 in the conclusion part.