皮皮学，免费搜题
登录
搜题
【单选题】
五价态的钒离子在 pH < 1 的溶液中存在的主要形式是（）A.
VO3 －
B.
VO2 ＋
C.
VO3 ＋
D.
V5 ＋
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】A．He regarded them as mentally ill. B．He was unqualified and irresponsible. C．He treated his patients by new methods. D．He doubted whether they were real patients.
【单选题】The manager was very angry, for he had sent his business partner two thousand machines yesterday, half of _________ unqualified.
A.
them
B.
what
C.
which
D.
whom
【单选题】The manager was very angry, for he had sent his business partner two thousand machines yesterday, half of_____ unqualified.
A.
whom
B.
what
C.
them
D.
which
【单选题】He was unqualified and totally __________.
A.
inexperienced
B.
experienced
C.
experiencing
D.
experience
【简答题】The manager was very angry，for he had sent his business partner two thousand machines yesterdy，half of unqualified． A．whom B what C them D．which
【单选题】.The manager was very angry,for he had sent his business partner two thousand machines yesterdy,half of___ unqualified.
A.
who
B.
what
C.
them
D.
which
相关题目：
参考解析：
知识点：
题目纠错 0
发布
