皮皮学,免费搜题
登录
搜题
【多选题】
浮选工艺中,如果以浮选出的物质是否是目标物为依据,可以把浮选方法分为 。
A.
正浮选
B.
混合浮选
C.
反浮选
D.
优先浮选
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】A.It took her the first seven years. B.It took her four years. C.It took her a good three years. D.It took her six years.
【单选题】It ______ the Chinese people many years to build the Great Wall. [     ]
A.
spends
B.
costs
C.
paid
D.
took
【单选题】He didn’t succeed overnight. On the contrary, it was many years ______ his career took off.
A.
since
B.
that
C.
before
D.
after
【单选题】进行中英文输入法切换的快捷键是?
A.
Ctrl + Shift
B.
Alt + Shift
C.
Ctrl + 空格
D.
Shift + 空格
【单选题】Many great changes _____ in Beijing in these years. [     ]
A.
took place
B.
have taken place
C.
have been taken place
D.
have happened
【单选题】中英文输入法切换的快捷键是()。
A.
Ctrl+Shift
B.
Ctrl+Space
C.
Shift+Space
D.
Crl+.
【单选题】中英文输入法切换的快捷键是
A.
Alt + Shift
B.
Ctrl + Shift
C.
Ctrl + 空格
D.
Alt + 空格
【单选题】中英文输入法切换的快捷键是( )
A.
CTRL+SHIFT
B.
CTRL+空格
C.
CTRL+.
【单选题】中英文输入法切换的快捷键是( )。
A.
Ctrl+Shift
B.
Ctrl+Space
C.
Shift+Space
D.
Ctrl+.
【单选题】中英文输入法的切换快捷键是( )。
A.
Ctrl+Shift
B.
Ctrl+空格
C.
Alt+空格
D.
Alt+Shift
相关题目: