酚醛树脂或脲醛树脂与环氧乙烷反应,可制得水溶性的()。
参考答案:增粘剂
完成句子(共16空,每空1分,满分16分)
小题1:她一旦下了决心,什么也不能使她改变。
________she has made up her mind, nothing can______ it.
小题2:我不愿像大多数人那样在日记中记流水账。
I don’t want to ____ ______a series of facts in a diary as most people do.
小题3:比如,有天晚上天气很暖和,我熬到11点半故意不睡觉,为的是独自好好看看月亮。
For example, one evening when it was so warm, I stayed awake____ _________until half past eleven ____ ______ ______have a good look at the moon by myself.
小题4:所以到17世纪,莎士比亚所用的词汇量比以前任何时期都大。
So by the 1600’s Shakespeare was able to _______ _____ _____a wider vocabulary than ever before.
小题5:从高中起,我姐姐王薇和我就一直梦想作一次了不起的自行车旅行。
Ever since middle school, my sister Wang Wei and I have ________ ________ taking a great bike trip.
小题6:她给了我一个坚定的眼神-----这种眼神表明她是不会改变主意的。
She gave me a _______________ ________--- the kind that said she would not change her mind.
下列装置图或曲线图与对应的叙述相符的是( )
A.图1:固体KNO3中混有NaCl,可用重结晶进行提纯
B.图2:酸性KMnO4溶液中没有气泡出现,但溶液颜色会逐渐变浅乃至褪去
C.图3:可表示乙酸溶液中通入氨气至过量过程中溶液导电性(I )的变化
D.图4:可表示在恒容密闭容器中反应“2SO2(g) +O2(g)2SO3(g) ΔH<0”的平衡常数K正、K逆随温度