【正文】 t。t。t。 m y si ster doesn39。t。 m y si ster doesn39。 m y si ster doesn39。t know the best way of getti ng to pl aces, she i nsi sted that she anize the trip properl y. Now, I know that the proper way is al ways her way. I kept aski ng her, When are we leavi ng and when are we i ng back? I asked her whether she had l ooked at a m ap yet. Of course, she hadn39。 m y si ster doesn39。t know the best way of getti ng to pl aces, she i nsi sted that she anize the trip properl y. Now, I know that the proper way is al ways her way. I kept aski ng her, When are we leavi ng and when are we i ng back? I asked her whether she had l ooked at a m ap yet. Of course, she hadn39。t know the best way of getti ng to pl aces, she i nsi sted that she anize the trip properl y. Now, I know that the proper way is al ways her way. I kept aski ng her, When are we leavi ng and when are we i ng back? I asked her whether she had l ooked at a m ap yet. Of course, she hadn39。t care about detail s. So I tol d her that the source of the Mekong is i n Qinghai Provi nce. She gave m e a determi ned l ook—the ki nd that said she woul d not change her mi nd. When I tol d her that our journey woul d begi n at an al ti tude of m ore than 5, 000 m etres, she seem ed to be exci ted about it. When I tol d her the ai r woul d be hard to breathe and i t woul d be very col d, she said i t woul d be an i nteresti ng experience. I know m y si ster wel . O nce she has made up her mi nd, nothi ng can change it. Fi nal y, I had to gi ve i n. Several m onths before our tri p,Wang Wei and I went to the l ibrary. We found a large atl as wi th god maps that showed detai ls of worl d geography. From the atl as we coul d se that the Mekong River begins in a gl acier on a Tibetan mountai n. At first the river i s smal and the water i s cl ear and col d. Then i t begi ns to move qui ckly. It be es rapi ds as i t passes through deep val eys, traveli ng acros western Yunnan Province. Som etim es the ri ver bees a waterfal and enters wi de val eys. We were both surprised to l earn that hal f of the river i s i n Chi na. After i t l eaves China and the high altitude,the Mekong be es wi de， brown and warm . As i t enters Southeast Asia, i ts pace sl ows. It m akes wi de bends or m eanders through l ow val eys to the pl ai ns where ri ce grows. At last, the river del ta enters the South Chi na Sea. PART2 A NIGH T IN TH E MOUNTAINS Although it was autum n, the snow was al ready begi nni ng to fal l in legs were so heavy and cold that they felt like blocks of you ever seen snowmen ride bicycles?That’s what we l ooked li ke! Al ong the way chil dren dressed i n long wool coats stoped to l ook at us. In the l ate afternoon we found i t was so cold that our water botles owever, the l akes shonel ike gl as i n the seting sun and l oked wonderful. Wangwei rode i n front of me as usual. She is very reliable and I knew I didn’t ned to encourage her. To climb the mountains was hard work but as we l ooked around us, we were surpri sed by the vi ew. We seem ed to be able to se for m il es. At one poi nt we were so hi gh that we found oursel ves cycli ng through clouds. Then we began goi ng down the hi l s. It was great fun especi al y as i t gradual y becam e much warm er. In the val l eys col ourful butterfl ies flew around us and we saw m any yaks and sheep eating gren grass. At thi s poi nt we had to change our caps, coats, gl oves and trousers for Tshi rts and shorts. In the early eveni ng we al ways stop to m ake cam put up our tent and then we eat. After supper Wang Wei put her head down on her pi l ow and went to sleep but I stayed awake. At mi dni ght the sky became clearer and the stars grew bri ghter. It was so qui et. There was alm ost no wi nd—onl y the fl ames of our fire for pany. As I l ay beneath the stars I thought about how far we had already travel ed. We wil reach Dali in Yunnan Provi nce soon, where our cousi ns Dao Wei and Yu H ang wil joi n us. We can hardly wait to see them! PART 6 TH E END OF OUR JOUNEY Cam bodi a was i n many ways sim il ar to Laos, al though i t has twice the popul ation. At another i nn, we tal ked wi th a teacher who told us that half of the people in her country couldn’t read or write. H er village couldn’t even afford to build a school, so she had to teach outside under a large tent. When we sai d godbye, we al felt very l ucky to have studi ed in col lege. Back on the road, we passed between many hi l s and forests. Then we cam e to the pl ai ns and entered Phnom Penh, the capi tal of Cambodi a. In m any ways i t l ooked li ke Vi entiane and Ho Chi Minh City。t know the best way of getti ng to pl aces, she i nsi sted that she anize the trip properl y. Now, I know that the proper way is al ways her way. I kept aski ng her, When are we leavi ng and when are we i ng back? I asked her whether she had l ooked at a m ap yet. Of course, she hadn39。t care about detail s. So I tol d her that the source of the Mekong is i n Qinghai Provi nce. She gave m e a determi ned l ook—the ki nd that said she woul d not change her mi nd. When I tol d her tha。t care about detail s. So I tol d her that the source of the Mekong is i n Qinghai Provi nce. She gave m e a determi ned l ook—the ki nd that said she woul d not change her mi nd. When I tol d her that our journey woul d begi n at an al ti tude of m ore than 5, 000 m etres, she seem ed to be exci ted about it. When I tol d her the ai r woul d be hard to breathe and i t woul d be very col d, she said i t woul d be an i nteresti ng experience. I know m y si ster wel . O nce she has made up her mi nd, nothi ng can change it. Fi nal y, I had to gi ve i n. Several m onths before our tri p,Wang Wei and I went to the l ibrary. We found a large atl as wi th god maps that showed detai ls of worl d geography. From the atl as we coul d se that the Mekong River begins in a gl acier on a Tibetan mountai n. At first the riv