下列基因与肺癌关系密切，除去（） A.p53 B.p16 C.HLA D.K-ras

There are few experiences quite pleasant as getting a good idea．You've had a problem, you've thought about it till you were tired; you've forgotten it and perhaps slept on it, and then flash! When you weren't thinking about it, suddenly the answer has come to you, as a present from the gods．You're pleased with it, and feel good．It may not be right, but at least you can try it out．Of course all ideas don't come like that, but the interesting thing is that so many do, particularly the most important one．They come into the mind, glowing（燃烧）with the heat of creation．

小题1:The most important ideas ____．

A．come when you are tired

B．are always right

C．are pleasing but not good

D．come as if they send out brightness and warmth小题2:The ideas coming into the mind are worth ____．

A．thinking about

B．dreaming

C．trying out

D．sleeping on小题3:What does “so many do” mean in the third paragraph?

A．Interesting ideas always turn out to be true．

B．Many ideas often come suddenly．

C．Many interesting things happen suddenly．

D．Many important ideas suddenly come from the gods．

动车组中车种代码二等座车/餐车（）。

考考你的记忆力。   

(1)本学期学过的课文中，赞美祖国壮丽山河的课文有《                 》《                 》。赞扬诚实、守信美德的课文有《             》《                》。   

(2)《两个铁球同时着地》赞扬了科学家                 的                    精神。   

(3)“美是到处都有的。对于我们的眼睛，不是缺少美，而是缺少发现。”这句话是法国著名的雕塑家                说的。

(4)                      是人类的“老师”，科学家从它夜间飞行的秘密得到了启示，发明了                  。 

(5)《“打扫”森林》告诉我们一个道理：                                                                            。

与逐次逼近型A/D转换器相比，双积分型A/D转换器的转换速度较快，但抗干扰能力较弱。

在能见度不良的水域中航行，下列哪种情况不能作为判断不存在碰撞危险的依据？（）

A.通过雷达标绘确信可在安全距离上通过

B.ARPA显示他船能在安全距离上通过

C.他船的雾号的方位有明显的变化

D.系统的雷达观测表明他船能在安全距离上通过