皮皮学，免费搜题
登录
搜题
【简答题】
发电机额定电压按规定应高于同级电网(线路)额定电压 。
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】There were seven ______ Negroes working on the farm.
A.
hundreds
B.
hundred of
C.
hundreds of
D.
hundred
【简答题】幼儿园____负责幼儿园的全面工作
【简答题】加热时获得奥氏体的组织转变称为（ ）。A. 奥氏体化
【单选题】There were seven people in the car, ______ a pile of luggage and four dogs.
A.
leave alone
B.
leave behind
C.
let alone
D.
let go
【单选题】There were seven people lived in their house, so he played soccer ______.
A.
in the street
B.
in their small house
C.
in the big game