皮皮学，免费搜题
登录
搜题
【多选题】
我国依法有权对不正当竞争行为进行监督检查的机关包括( )。A.
监察部
B.
建设部
C.
文化部
D.
化工部
E.
对外贸易经济合作部
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
【多选题】下列关于杂化轨道的叙述中，正确的是 [ ]
A.
分子中的中心原子通过sp 3 杂化轨道成键时，该分子一定为正四面体结构
B.
CCl 4 分子中有四个完全等同的sp 3 -pσ键
C.
杂化轨道一般只用于形成σ键或用于容纳未参与成键的孤对电子
D.
杂化轨道理论与VSEPR模型分析分子的空间构型结果常常相互矛盾
【简答题】完形填空。 I never knew how well Mother could keep a trust until I was going through her things after she died. I discovered something I had 1 forgotten, something that happened to as a child. One night, a...
【单选题】I knew how I could improve my English, _________ I didn’t have enough time to spend on it.
A.
and
B.
or
C.
as
D.
but
【简答题】Like many new graduates, I left university full of hope for the future but with no real idea of what I wanted to do. My degree, with honors, in English literature had not really prepared me for anythi...
【简答题】简述JDBC的工作任务。
【简答题】(2016新课标III) The age year from 13 to 19 were the most difficult time for me . They were also the best and worse years in my life . At the first, I thought I knew everything and could make decision...
【单选题】_____I knew how to operate an electronic computer as you do I could find a job.
A.
If only
B.
Only if
C.
What if
D.
Since then
相关题目：
参考解析：
知识点：
题目纠错 0
发布
