InChina，thehistoryofpeopleplantingandusingbamboocandatebacktoasfaras7000years．AsearlyastheShangDynasty，bamboowasbeingusedinancientpeople'sdailylives．Itwasusedforfood，clothing，housing，transportation，（

　　In China，the history of people planting and using bamboo can date back to as far as 7000years．As early as the Shang Dynasty，bamboo was being used in ancient people's daily lives．It was used for food，clothing，housing，transportation，（61）___（music） instruments and even weapons．

　　The （62）___（apply） of bamboo in science and technology is thrilling．In 251BC，Li Bing，in Sichuan，（63）___（lead） the local people in building the Dujiang Weirs，the first irrigation network in the world，in which bamboo played （64）___important role．The world's oldest water pipe was also（65）___（make） of bamboo．During the Han Dynasty，the people in Sichuan（66）___（success） sank a 1600-metre-deep well with thick bamboo ropes．This technology did not spread to Europe （67）___ the 19thcentury，and it was by using the technology （68）___the Americans drilled the first oil well in Pennsylvania in 1859．

　　In Chinese culture，bamboo is well-known as （69）___ of the"four gentlemen"in plants．To many distinguished men，bamboo is a symbol of goodness and honesty．It is always closely related to people of positive spirits．Bamboo culture contributes to encouraging people to hold on when （70）___（face） tough situations．