要得到的图象，只需把的图象上所有点（   ）

小数每相邻两个计数单位之间的进率都是10。

Dear Sally,
      I really need your help. I'm feeling ____ (沮丧的) these days, because I get so many____ (问题). I'm not a good-looking girl and I'm not good at studying, ____  (也).Some of my classmates always make joke of the way I ____ (穿). They think my clothes are all out of style,  ____  (甚至 )my best friend, Lily. I try everything I can, but nothing____ (似乎) to work. What’s more, in my family, there's a more ____ (严重的) problem. My parents____ (争吵) with each other, and they haven’t talked to each other now.And I ____ (失败) my Chinese test yesterday. Can you give me some ____ (建议)?
Yours
A lonely girl
There will be more tall ____ (build) in our city in the future.
Liu Yang is one of the greatest national____  (hero) in China.
 Lucy____ (shop) when there was a fire (火灾) in the mall.
They walked home together in s____ .
All my classmates went to the park e____  me.

若将质量相等的铁片和铜片用导线相连浸入硫酸铜溶液中构成原电池，如图，一段时间后，两电极质量相差1.2g，则导线中通过的电子的物质的量为____．

函数定义域为，值域为，则的最大值与最小值之和为（    ）