结肠癌的临床表现有（） A.排便习惯改变和大便带血 B.腹痛 C.腹部包块 D.肠梗

所谓依法从快，是指依照《刑事诉讼法》的规定，在审理案件的时限以内迅速地审结案件．( )

下列各句中，加点的熟语使用恰当的一句是           （　　）

A．他的童年，锦衣玉食，金瓯无缺。殷实的家境，富足的生活，使他没受过一点生活的磨难。

B．刘老师对学生极其认真负责，呕心沥血，含英咀华，培养了一大批优秀人才。

C．有一种力量，可以使冰雪消融，使铁树开花，使所有烦恼涣然冰释，这就是微笑的力量。

D．面对总是喋喋不休的老婆，陈师傅终于忍不住了：“你真是咸吃萝卜淡操心，女儿这么大了，有自己的想法，管多了反而出岔子。”

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     I know how easy it is to start smoking and how difficult it is to stop. During adolescence, I became

   1   to cigarettes. When l was young, I didn't know that it could do   2   to my heart and lungs. Neither

did I know that my cigarette smoke could affect the   3   of non-smokers. However, what I did know was that my girlfriend thought I smelt terrible and that she wouldn't go out with me again   4   I stopped. 1 also noticed that I became breathless quickly. Then I knew   5   was time to quit smoking. I'm sending you

some advice to help you__6  your resolve. Every time you feel like   7  (smoke), remind yourself that you

are a non-smoker. I know it is not easy to get rid of the __8__, but millions have managed   9_ (quit) and

so can you. Keep trying, and you will   10   eventually.

文丘里流量计如图所示，γ₂=2γ₁，如果管道中通过的流量保持不变，管道轴线由原来的向下倾斜45°，变为水平，U形测压计的读数为（）。

A.A

B.B

C.C

D.D

纵隔摆动