皮皮学,免费搜题
登录
搜题
【单选题】
不能发生碘仿反应的化合物是
A.
HCHO
B.
CH 3 CHO
C.
CH 3 CH 2 OH
D.
CH 3 OCH 3
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】阅读理解。 There was a story many years ago of a school teacher-Mrs. Thompson. She told the children on the first day that she loved them all the same. But that was a lie. There in the front row was a litt...
【简答题】Grandma was a good story teller, and she had a lot of interesting stories to tell children. There was the story of how the little boys were taught to listen to grown-ups. One day when they were out on...
【判断题】梯口值班水手在船舶处于保安等级2的情况下,让一名自称为港口设施保安员的人自行去船长的房间与船长商讨船舶在港口期间的保安事宜,违反了在保安等级2时对进入船舶人员控制方面的规定。
A.
正确
B.
错误
【简答题】Complete the sentences with words from the lists. 1. Thousands of people enter the country__________ every year. This is against the law. 2. I cannot sleep in my apartment because of the __________ no...
【简答题】There was a story many years ago of a school teacher----Mrs.Thompson. She told the children on the first day that she loved them all the same. But that was a lie. There in the front row was a little b...
【判断题】梯口值班水手在船舶处于保安等级2的情况下,让一名自称为港口设施保安员的人自行去船长的房间与船长商讨船舶在港口期间的保安事宜,违反了在保安等级2时对进入船舶人员控制方面的规定。
A.
正确
B.
错误
【多选题】分析地域发展趋势的策略有:
A.
分析一个地区的科技企业比例变化趋势
B.
分析一个区域的市场化程度
C.
一地域民企500强的比例趋势
D.
一个地区的人口数量趋势
【简答题】阅读理解。 There was a story many years ago of a school teacher-Mrs. Thompson. She told the children on the first day that she loved them all the same,. But that was a lie. There in the front row was a lit...
【单选题】移动式照明装置的电源电压不得大于()V,可以采用自藕变压器供电。
A.
12
B.
36
C.
50
D.
24
【简答题】实验报告3_人事管理系统_登录功能
相关题目: