皮皮学，免费搜题
登录
搜题
【单选题】
体内的贮存形式是A.
Fe\r\n 3+
B.
铁蛋白
C.
肌红蛋白
D.
含铁血
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】Mr. and Mrs. Black called their landlord ____ about the constant loud music and shouting from their neighbors upstairs. [ ]
A.
to complain
B.
being complained
C.
complained
D.
complaining
【判断题】If a material is subjected to a constant force, it is called dynamic loading.
A.
正确
B.
错误
【单选题】Assuming that technological progress increases the efficiency of labor at a constant rate is called:
A.
endogenous technological progress.
B.
the efficiency-wage model of economic growth.
C.
labor-augmenting technological progress.
D.
the Golden Rule model of economic growth.
【简答题】苏联时期最大的报纸是（）
【简答题】The practice of maintaining relatively constant dividends is called ________.
【单选题】在一个由NPN型晶体管构成的放大电路中,关于晶体管三个电极的电位,下列说法正确的是
A.
集电极电位一定最高
B.
集电极电位一定最低
C.
发射极电位一定最高
D.
基极电位一定最低
【单选题】在一个由NPN型晶体管构成的放大电路中,关于晶体管三个电极的电位,说法正确的是( )
A.
集电极电位一定最高
B.
集电极电位一定最低
C.
发射极电位一定最高
D.
基极电位一定最低
相关题目：