关于往复式压缩机气阀故障的判断，下列说法正确的是（）。A、出口流量增加 B、气缸有不

阅读理解。

      "Cool" is a word with many meanings. Its oldmeaning is used to express temperature that is a lit-tle bit cold. As the world has changed, the wordhas had many different meanings.    

      "Cool" can be used to express feelings aboutalmost anything.        

      When you see a famous car in the street, may-be you'Il say, "It's cool. " You may think "he's socool"

when you see your favourite footballer.     

     We all maximize (扩大)  the meaning of "cool".  You can use it instead of many words suchas "new" or "surprising". Here's an interestingstory we can use to show the way how the word isused. A teacher asked her students to write aboutthe waterfall (瀑布)  they had visited.  On onestudent's paper was just one sentence(句子) ,"It'sso cool. " Maybe he thought it was the best way toshow what he saw and felt.      

      But the story also shows a scarcity(缺乏) ofwonds. Without "cool", some people have nowords to show the same meaning. Can you think of many other words that make your life colorful as the word "cool" ? I can.  And I think they are also verycool.

1. We know that the word "cool" has had ______.

A. only one meaning

B. no meanings

C. many different meanings

D. the same meaning

2. In the passage, the word“express”means"______".

A. see

B. show

C. know

D. feel

3. If you are ______ something, you may say, "It’s cool."

A. interested in

B. angry about

C. afraid of

D. unhappy with

4. The writer takes an example to show he is ______ the way the word is used.

A. pleased with

B. strange to

C. worried about

D. careful with

5. In the passage, the writer suggests(暗示)that the word "cool"______.

A. can be used instead of many words

B. usually means something interesting

C. can make your life colourful

D. may not be as cool as it seems

I hope the message _____ in the poem by Bei Dao is clear to all of you. [ ]

A. taken　　　

B. developed 　　　

C. conveyed 　　　

D. left

农产品经纪人中级职业资格应具备哪些条件？

阅读下面这首宋词，完成下面问题。

　　宝钗分^①，桃叶渡，烟柳暗南浦。怕上层楼，十日九风雨。断肠片片飞红，都无人管，更谁劝啼莺声住？

　　鬓边觑。试把花卜归期，才簪又重数。罗帐灯昏，哽咽梦中语：是他春带愁来，春归何去？却不解带将愁去。

　　[注]①宝钗分：古代情人分别时，常将钗分作两股，男女各执一股，以为纪念。

1．从词风看，这首词应该属于____派。在通过细节刻画心理方面，本词有两句与唐朝诗人张籍《秋思》中的“复恐匆匆说不尽，行人临发又开封”有异曲同工之妙，请把这两句词填在下面的横线上：________，_____________。

2．结合全词，简析画线词句的表现手法和词人表达的思想感情。

　____________________________________________________________

关于热原叙述错误的是

A．热原是微生物的代谢产物
B．热原致热活性中心是脂多糖
C．一般滤器能截留热原
D．热原不能在灭菌过程中完全破坏
E．蒸馏法制备注射用水主要是依据热原的不挥发性