【单选题】Speaker A: Hello, May I speak to Mr. Smith? Speaker B: ______
B.
No, he is not in the office right now.
D.
He is not here. Can I speak for him?
【单选题】听力原文:M: Hello. May I speak to Mr. George? W: Mr. George is not in, could you please give him a message? Q: What does the man want to do? (14)
B.
Send a letter to Mr. George.
C.
Give Mr. George a present.
【单选题】“ May I speak to Mr.Charlson?” “Sorry, Mr.Charlson is at a meeting.Would you like to ( )?”
【单选题】处理具有 1Hz 固定频率的有用信号时 应采用哪种类型的滤波电路
【单选题】处理具有 1Hz 固定频率的有用信号 , 选用 ( ) 。
【单选题】May I speak to Mr. Green?
【单选题】处理具有 1Hz 固定频率的有用信号应选用哪种类型的滤波电路 ?
【单选题】处理具有 1Hz 固定频率的有用信号 。
【单选题】听力原文:M. Hello. May I speak to Mr. George? W: Mr. George is not in, could you please give him a message? Q: What does the man want to do? (9)
B.
Send a letter to Mr. George.
C.
Give Mr. George a present.
【判断题】绝缘手套应存放在通风、阴凉的专用柜子里。( )(1分)加油!必过!