正确答案: C

光纤通信是利用激光通过光导纤维来传递信息的

题目：（09赤峰）关于能源和信息，下列说法中正确的是（ ）

解析：C

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举一反三的答案和解析：

[单选题]9． This T-shirt is very old，________I like it very much．

but

解析：9.C【解析】虽然旧但是喜欢，意思上表示的是转折

[单选题]BToday is Alice's birthday． All her friends are in her home． They're Ann， Tom and Lin Tao． Look! These presents on the table are for her． This new computer is from her father．The beautiful dress is from her mother． The toy car and the toy boat (船) are from Tom and Lin Tao． These flowers are from Ann They're red， green and yellow． Alice is very happy．

Alice's

解析：26．A【解析】今天是艾丽斯的生日，从文章的第一句“Today is Alice's birthday．”可知。

[单选题]BGina is a movie fan． She likes to go to the movies． Her father likes to go， too．They often go to the movies on weekends． Gina's favorite actor is Rowan Atkinson．She likes his movie Mr Bean． She thinks it is very funny． She also bought a CD of the movie． And she often sees the movie on the video． Gina-s father likes action movies very much． His favorite actor is Arnold Schwarzenegger ． He thinks his movies are ex-citing and Schwarzenegger is a successful and great actor． Gina and her father don't like thrillers．They think thrillers are scary and boring．

comedies

解析：26．A【解析】根据后面“She likes his movie Mr Bean．”可知，她喜欢看喜剧。

[单选题]在经济评价中，一个项目内部收益率的决策准则为（ ）。

IRR大于或等于基准收益率

[单选题]关于SO2、CO2、MnO2三种物质，下列说法错误的是

都含有氧分子

[单选题]When is the Chinese Spring Festival usually celebrated?

In January or February.