皮皮学，免费搜题
登录
搜题
【多选题】
能将3-己炔转变为(Z)-3-己烯的化学条件和过程为A.
Pd/喹啉，CaCO3 ， H2
B.
Na,NH3(l)
C.
①B2H6,②CH3CH2COOH，加热回流
D.
P-2催化下加氢。
E.
Lindlar催化
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】选词填空 embarrass (使尴尬,使窘迫)polish(擦光,擦亮,修改,上润光剂)emotional(情绪上的,情感上的)efficiency(效率,效能)curb(控制。抑制)await(等待)donation(捐助)dump(丢弃,扔掉)stuff(装满,填满)historical有关历史的 1. He has a special feeling for the brilliant b...
【简答题】He has a special feeling for the brilliant birds, and each spring he eagerly________ their return.
【简答题】3 Fill in the blanks with the words given below. Change the form where necessary. Each word can be used only once. embarrass polish emotional efficiency curb await donation dump stuff histori...
【简答题】根据首字母提示及句意填入适当的单词。 1. Actions are more important than t_____. 2. He has a special t_____ of wearing clothes. 3. How do you found your p_____ purse? 4. What s_____ skin! 5. To tell the t_____, many adv...
【简答题】Unit 2 Words in use A embarrassed polished emotional efficiency curb awaits donation dump stuffed historical 1. He has a special feeling for the bril...
【简答题】用embarrass ,polish,emotional,efficiency,curb,await,donation,dump,stuff,historical的正确形式填空 1. He has a special feeling for the brilliant birds, and each spring he eagerly ________ their return. 2. Thank...
【简答题】embarrass( 使尴尬 , 使窘迫 )polish( 擦光 , 擦亮 , 修改 , 上润光剂 )emotional ( 情绪上的 , 情感上的 )efficiency( 效率 , 效能 )curb( 控制,抑制 )await( 等待 )donation( 捐助 )dump( 丢弃 , 扔掉 )stuff( 装满 , 填满 )historical( 有关历史的 ) 1. He has a sp...
【单选题】He has a special feeling for the brilliant birds and each spring he eagerly ___their return.
A.
polish
B.
curb
C.
awaits
D.
stuff
【简答题】He takes pride in going to Ethiopia to______. A. work with a loca term B. build houses for needy people. C. experience special cultural. 2. He's proud that _______. A. he has read a lot of books. B. h...
相关题目：
参考解析：
知识点：
题目纠错 0
发布
