（6分）（1）（2分）用水稀释0.1mol/L氨水，溶液中随着水量的增_爱下问搜题

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问题填空题

（6分）（1）（2分）用水稀释0.1mol/L氨水，溶液中随着水量的增加而减小的是_______(填字母)

（2）（4分）已知25℃时，Ksp(CaSO4)==7.10×10^-5.向0.100L含CaSO4固体的溶液中加入2.22gCaCl₂粉末充分搅拌，若溶液的体积变化忽略不计，则溶液中CaSO₄固体的质量将______ (填“增大”、“减小”或“不变”，下同)， Ksp(CaSO₄)将________。

答案

（1）BD (2) 增大不变

判断题

物流客户信息管理可以帮助企业实施针对性强、效率高的市场营销活动。（）

完形填空

From the time each of my children started school, I packed their lunches. And in each lunch, I 1 a note. Often written on a napkin (餐巾), it might be a thank-you for a 2 moment, a reminder of something we were happily expecting, or a bit of 3 for the coming test or sporting event.
In early grade school they 4 their notes. But as children grow older they becomes self-conscious(有自我意识的), and 5 he reached high school, my older son, Marc, informed me he no longer 6  my daily notes. Telling him that he no longer needed to 7 them but I still needed to write them, I 8 until the day he graduated.
Six years after high school graduation, Marc called and asked if he could move 9 for a couple of months. He had spent those years well, graduating from college,   10  two internship (实习) in Washington, D.C., and   11  , becoming a technical assistant in Sacramento, 12 short vacation visits, however, he had lived away from home. With his younger sister leaving for college, I was   13 happy to have Marc back. Since I was 14  making lunch for his younger brother, I    15   one for Marc, too. Imagine my 16 when I got a call from my 24-yere-old son,   17  his lunch.
“Did I do something   18 ? Don’t you love me 19 ,Mom?” were just a few of the questions he threw at me as I 20 asked him what was wrong.
“My note, Mom,” he answered. “Where’s my note?”

C．comfortable

A．congratulation

B．improvement

C．explanation

D．encouragement

C．by the time

D．to Sacramento

C．particularly

B．immediately

D．disappointment

A．waiting for

B．worrying about

D．asking about

A．interestingly