第一节完形填空（共10小题；每小题2分），满分20分）
阅读下面短文，掌握其大意，然后从21—30各题所给的A、B、C和D项中，选出最佳选项，并在答题卡上将该项涂黑。
Conserving water, the lifeblood of agriculture, will be a major focus in improving the well-being of rural people in coming years.
Instead of heavily  21   in water projects for irrigation, local authorities will focus more on   22  water to serve the drinking water and agriculture    23   of large rural populations.
"This year, the local government will  24     improving thousands of outdated reservoirs(水库), securing safe   25   water for millions of rural   26  and repairing water-saving irrigation for key   27   districts," Chen Lei, the minister of water resources said.
Chen also assured the public to    28   the water environment for rural residents by   29   local rivers or reducing pollution with rural electrification to improve people's   30   of life.
21.A.;developing       B. investing          C. testing               D. running
22.A. pumping              B. cleaning          C. conserving            D. purifying
23.A. improvement     B. needs           C. uses                 D. safety
24.A. rely on           B. study on          C. focus on             D. depend on
25.A. drinking         B. washing           C. cooking                    D. swimming
26.A. farmers          B. residents           C. factories             D. companies
27.A.open             B. human            C. rural                D. irrigation
28.A. develop          B. increase           C. improve              D. preserve
29.A. keeping          B. pumping           C. affecting             D. strengthening
30.A. quality          B. wish             C. imagination                 D. quantity