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【正文】 that there is a problem with his bicycle. next the person must ___8___ the problem. Before Sam can repair his bicycle, he must know why it does not work. For example, he must ___9___ the parts that are wrong. . Besides general importantly Now the person must look for ___10___ that will make the problem clearer and lead to ___11___ solutions. For example, suppose Sam ___12___ that his bike does not work because there is something wrong with the brakes. ___13___, he can look in his bicycle repair book and read about brakes, ___14___ his friends at the bike shop, or look at his brakes carefully. After ___15___ the problem, the person should have __16____ suggestions for a possible solution. Take Sam as an example ___17___, his suggestion might be: tighten or loosen the brakes, buy new brakes and change the old ones. In the end, one ___18___ seems to be the solution ___19__ the problem. other words in a while of all
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