题目内容
WangKun and his sister had dreamed 1.___ taking a great trip since middle school. After 2._____ (graduate) from college, they 3.______ (final) got a chance to make their dream come true. His sister thought of the idea to cycle along the Mekong River from4.____it begins to where it ends. They 5._____ bought expensive bikes. They also got their cousins 6._____ (interest) in cycling. WangWei 7._____ (insist) that she organize the trip properly. When she heard that the source of Mekong River is in Qinghai Province, she wouldn't change her mind. She even felt excited 8.___ she knew that their journey would begin at 9.____ altitude of more than 5,000 meters. Before the trip they found a large atlas in the library 10.____ from the atlas they knew clearly about the Mekong River.