皮皮学，免费搜题
登录
搜题
【单选题】
[ 第四单元 ] 控制工作台自动往返的控制电器是A.
自动空气开关
B.
时间继电器
C.
行程开关
D.
组合开关
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
【单选题】Have you ever been afraid to talk back when you were treated unfairly? Have you ever bought something just because the salesman talked you into it? Are you afraid to ask a boy (girl) for a date? Many ...
A.
some people are too easy-going
B.
some people are too timid
C.
there are too many superiors around us
D.
some people dare not defend their own rights
【简答题】Have you ever regretted doing something you shouldn't have done or something you didn't do which you should have? At one time or another we probably all have.There's no __51 in getting depressed about...
【简答题】Have you ever been afraid to talk back when you were treated unfairly? Have you ever bought something just because the salesman talked you into it? Are you afraid to ask a boy (girl) for a date？ Many ...
【单选题】Glad to see you back. How long in Russia?
A.
did you stay
B.
have you stayed
C.
were you staying
D.
have you been staying
相关题目：