皮皮学，免费搜题
登录
搜题
【判断题】
绕线型感应电动机转子回路串电阻调速在空载或轻载时的调速范围很大。 rA.
正确
B.
错误
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】Not a single word _____ when _____ about his late mother. [ ]
A.
he said; asked
B.
did he say; asked
C.
he said; asking
D.
did his say; asking
【单选题】What did the father do when the baby screamed that word at the airport?
A.
He corrected the baby.
B.
He tried to stop the baby.
C.
He hid himself somewhere.
D.
He didn t do anything.
【单选题】Not a single word _____ when _____ about his late mother. [ ]
A.
he said, asked
B.
did he say, asked
C.
he said, asking
D.
did he say, asking
【单选题】When did the word “entrepreneur” first appear?
A.
In 1723
B.
In 1975
C.
In the French dictionary
D.
In 1997
相关题目：