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【单选题】
在下面五种溶剂中测定化合物CH3COCH=C(CH3)2的n→π*跃迁,吸收带波长最短者是A.
环已烷
B.
氯仿
C.
甲醇
D.
水
E.
二氧六环
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举一反三
【单选题】Will you _________more sugar _________your coffee?
A.
add，up
B.
add to，/
C.
add，to
D.
add up，to
【单选题】You let me learn the basics in the kitchen.
A.
你让我学会了厨房里的基本功 。
B.
我喜欢呆在厨房里。
C.
你让我学基础知识。
D.
在厨房里，我学知识。
【单选题】事实一再表明，理想信念动摇是最危险的动摇，理想信念滑坡是最危险的滑坡。一些党员、干部出这样那样的问题，说到底是()。
A.
生活腐化、道德滑坡
B.
思想蜕化、私欲膨胀
C.
拜金主义、贪图享乐
D.
信仰迷茫、精神迷失
【简答题】You let me learn the(4) in the kitchen,and during the time I was (5) my own it kept me(6) going hungry.
【简答题】You let me learn the basics in the kitchen, and during the time I was on my own it kept me from going hungry. (Text A, Unit 3, Book 1)
【简答题】You did all the things that mothers do —— the laundry,the cooking and cleaning all(1) complaint or objection. But you were never (2) busy to help with a problem,or just give a (3) . You let me learn t...
【单选题】You can _____ some sugar _____ the water. [ ]
A.
add; /
B.
add; into
C.
add; to
D.
add up to; /
【简答题】附加题。 Do you want to learn cooking? Let me tell you some cooking tips. ◆Wash vegetables before peeling or cutting them. ◆Peel vegetables as thinly as you can. ◆Put potatoes in water after cutting them,...
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【单选题】Will you _________more sugar _________your coffee?
A.
add，up
B.
add to，/
C.
add，to
D.
add up，to