Food production will ___22___, but not enough to feed all the people. Farmers will grow 90% more food than they did in 1985, __23___ most of the increase would be in countries that ___24___ produce enough food for their people. Little increase is ___25___ in South Asia, Africa and the Middle East. Poor farming ways are ___26___ large areas of crop land, changing farms into deserts. More farmland is ___27___ as cities become larger and more houses are built. ___28___ will get worse as industrial countries burn more coal and oil. Many of the world’s ___29___ could disappear as more and more trees are cut down. Energy will continue to be a serious problem. The experts say their picture of the earth for the year 2010 ___30___. They only carried out the situation that ___31___ today. By changing the situation, by ___32___ the problems, the picture can be changed. There is ___33___ time for the nations of the world to work ___34___ a plan of action. But they warned that ___35___ too long to make decisions would greatly reduce the chances of success.

　　16. A. learning

　　B. project

　　C. notice

　　D. study

　　17. A. pleased

　　B. pleasant

　　C. safe

　　D. blue

　　18. A. dangerous

　　B. beautiful

　　C. crowded

　　D. terrible

　　19. A. no more than

　　B. as many as

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