皮皮学，免费搜题
登录
搜题
【单选题】
甲乙类功率放大电路,在理想情况下的最高效率能达到( )。A.
0.25
B.
0.5
C.
0.785
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】Integrity Meds gets $1 per prescription from Carepharm, which can cover all the costs except ______.
A.
wages
B.
electricity fees
C.
machine maintenance charges
D.
project costs
【单选题】Which of the following senices is excluded from Inmarsat-F services?
A.
4.8 kbps AMBE telephone.
B.
High speed
C.
Telex.
D.
E-mail.。
【单选题】Which of the following is the hotel employees NOT expected to do when calling a guest?
A.
Making a call with greeting.
B.
Introducing themselves.
C.
Talking in a rude manner.
D.
Giving the reasons for calling guests.
【单选题】具有独立法人资格的企业将进出境的文件和包裹从发件人手中通过自身或代理网络运到 收件人手中的快速运送方式称为( )。
A.
专人快送
B.
国际快递
C.
国内快递
D.
同城快递
【单选题】his financial problems , his wife also left him , which made him very depressed .
A.
In case of
B.
Except
C.
On top of
D.
On account of
【单选题】具有独立法人资格的企业将进出境的文件和包裹从发件人手中通过自身或代理网络运到收件人手中的决速运送方式称为( )。
A.
专人快送
B.
国际快递
C.
国内快递
D.
同城快递
相关题目：