My name is Zhang Qing and my sister is Zhang Wei．Since middle school，we have dreamed about taking S great trip by __1__．When we graduated from college，we finally got the __2__ to do it．

We started our long bike ride __3__ the Mekong River in October．__4__ it was autumn，the snow had already started to fall in Tibet．Our legs felt so heavy and __5__ that we thought they had frozen．Have you ever seen snowmen ride bicycles? Zhang Wei was in front of me as usual．I knew I didn't need to encourage __6__．To climb up the mountain road was hard work but __7__ the hills was great fun．When we reached a valley（山谷），it became much warmer．We had to change our clothes．In the early evening，we stopped __8__ our tents and then we ate．After supper，Zhang Wei went to __9_ but I stayed awake．At midnight，the sky became clear and the stars were bright．There was almost no wind but the sound of the fire．What a quiet night! We have already travelled so far．We are reaching Dali in Yunnan Province．There our cousins Wang Lin and Yu Hang will __10__ us in the ride trip．I'm sure we'll have a greater time together．

1．A．bus                       B．bike                     C．train                             D．plane

2．A．chance                      B．experience            C．information            D．instruction

3．A．in                   B．on                       C．along                     D．above

4．A．Although               B．Because               C．Since                     D．If

5．A．warm                    B．hot                      C．comfortable            D．cold

6．A．him                       B．her                      C．me                        D．them

7．A．go up                    B．go down              C．to go up                 D．to go down

8．A．to put up              B．putting up            C．building                  D．to put on

9．A．work                     B．sleep                    C．travel                     D．run

10．A．greet                   B．visit                     C．join                        D．interview