在一天中，藏族同胞穿藏袍的方式是有变化的，这主要是因为（ ） A．传统风俗 B．

阅读匹配 阅读材料，根据每段内容从A 至F中选出恰当的匹配内容。(共5小题，计10分)

小题1:No Bollywood movie is thought complete without a few songs and dances. In fact, music is an    important part of Bollywood movies. Even a bad movie can still do well if the music is good.

小题2:Several Asian hospitals are doing experiments with tele-medicine. Tele-medicine is a technology that allows doctors to "see" patients without them being in the same place.

小题3:Failure is what often happens. It is everywhere in our life. Students may fail in exams, scientists may fail in their research work, and players may fail in competitions. 

小题4:The summer holiday is coming, which can be a relaxing time for sleeping, eating good meals and seeing old friends. Try to take some time off from school and spend a few weeks of fun.

小题5:I played a country girl in my last movie. I had to live in a small village with the other actors for part of the winter. To help me play a country girl better, I even walked a few miles sometimes to get water, as there was none in the houses. 

A．Jessica can sing many songs but this time in the movie she acts as a country girl.

B．Pierre will graduate from a medical university and he wants to know much about medical science.

C．Alicia is from America. She is in high school. She is a fun, energetic person.

D．Max is a music lover. Especially he loves music in movies.E. Sophia failed in the last exam. What will she do ?

F. Jefferson is a super tour guide. He can help people know where to visit.

中国联通全国级投诉处理时限为（）

A.平均24小时答复，最长不超过48小时

B.平均36小时答复，最长不超过72小时

C.平均48小时答复，最长不超过72小时

D.平均72小时答复，最长不超过7个工作日

肺内局限性的湿啰音提示( )

A．炎性病变
B．胸腔积液
C．支气管痉挛
D．急性肺水肿
E．黏稠的分泌物

低碳生活倡导绿色消费，“倡导绿色消费”的主旨是（）

A.可持续性消费

B.提高我国居民的生活水平

C.优化和改善我国居民的消费结构

D.保护消费者健康、节约资源和保护环境

PNP型三极管中，对电极的电位叙述正确的是（）。

A.b，e

B.b，c

C.c，e

D.a，e