2PAM的两个电压是±1，4PAM的四个电压是±1及±3。假设各符号等概出现，那么4PAM的平均发送功率是2PAM的（）倍，4PAM的频带利用率是2PAM的（）倍。
The question of salary increases is high on the（）
C4.0支持功放类型有三种，分别是：C1PAM–支持1载频1扇区；C2PAM－支持2载频1扇区；60WCPAM－支持3载频1扇区。
2.This is a question about the change of shame into .
A man is reserving a table on the phone. Listen to the conversation and choose the best answer to each question. u03p52.mp3:/js/editor20150812/dialogs/attachment_new/fileTypeImages/icon_mp3.gif
That is the third time you have asked me the same question.
The question now is where to build the new factory.
The question “Have you got it” is to ask ____________
This is an “egg-and-hen” question.下列哪些译文是正确的译文( )
What does beyond question mean in the sentence, ‘Her loyalty is beyond question.’? A. beyond consideration; unthinkable or impossible B. beyond (any) dispute or doubt
Task 3 Anna is phoning Mr. Brown for an appointment. Listen to the conversation and choose the best answer to each question you hear.
A tag question is just a short question we put at the end of the sentence.
multiculturalism is a social question。
Choose the best answer for each question.1. When is his birthday?
Some people question whether the growth is really _____.
The passage is probably intended to answer the question “________”.
Which fallacy is at work in the following Letter to the editor: "Now the Dallas Police have dismissed the rape charges against Michael Irvin and Erik Williams. Excuse me if I’m suspicious of the Dall
听力原文：W: Since Professor Williams is willing to give us a three-day extension to finish the project, maybe he'll also give us a few more days for this assignment.
______is a poem by William Carlos Williams that centered in an in-depth look at the process of modernization and its effects.
Of the two cars that the Smiths have, the Plymouth is, without any question, （).
To be, or not to be, that is the question
It is not_____to discuss the question again and again.
3、PAM系统中，不能直接用低通滤波器来恢复的是 。
What is most appropriate to answer to the question: what are your biggest weakness？
