皮皮学,免费搜题
登录
搜题
【判断题】
不考虑其他因素条件的影响,在酸、醛、酯、酰卤和酰胺类化合物中,出现C=0伸缩振动频率的大小顺序是:酰卤〉酰胺>酸>醛>酯。
A.
正确
B.
错误
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【简答题】影响生产进度完成计划的因素有哪些?
【简答题】Translate the following paragraph. And so I do not have a criminal record. But what was most shocking at the time was the things my release from the charge so clearly depended on. I had the “right” ac...
【单选题】协助诊断立克次体病的交叉凝集试验是
A.
反向间接血凝试验
B.
正向间接血凝试验
C.
冷凝集试验
D.
外斐反应
E.
肥达试验
【单选题】Most of my classmates don't like to talk with their parents, but  I am _____ them. I love to talk with my parents. [     ]
A.
the same as
B.
different from
C.
pleased with
D.
good fo
【单选题】协助诊断立克次体病的交叉凝集试验是
A.
反向间接血凝试验
B.
正向间接血凝试验
C.
肥达试验
D.
外斐试验
E.
冷凝集试验
【单选题】协助诊断立克次体病的交叉凝集试验是?
A.
反向间接血凝试验
B.
正向间接血凝试验
C.
肥达实验
D.
外斐试验
【单选题】It’s very nice __________  you __________ my parents your best wishes.
A.
of; sending
B.
of; to send
C.
for; to send
D.
for; sending
【单选题】协助诊断立克次体病的交叉凝集实验是?
A.
间接血凝实验
B.
反向间接血凝实验
C.
肥达试验
D.
外斐反应
E.
冷凝集试验
【简答题】完形填空。 When I was in the third grade, I wanted to be just like Mrs. Abshere. She always had a 1 for her students. She made us feel both special and wanted. I _2 felt that Mrs. Abshere cared about me. H...
【单选题】协助诊断立克次体病的交叉凝集试验是( )
A.
锡克试验
B.
间接血凝试验
C.
肥达试验
D.
外斐反应
E.
旧结核菌素试验
相关题目: