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【判断题】
指针的调整是发生在低阶通道复用进AU的过程中，也就是说是在上行信号中产生的。而指针的解释是在下行信号中进行的，也就是说是在接收端进行的A.
正确
B.
错误
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举一反三
【简答题】be busy ( ) 忙于 ......
【简答题】Complete and translate the sentences after the model. 1. be busy (in) doing sth. 忙于做某事 1) Susan is busy ________(prepare) for the final exam. 2) My mother ___ ____ ______(water) the garden.
【简答题】上周他一直忙于学英语。(be busy with sth.)
【单选题】听力原文：Man: To be honest I sort of fell on my feet. I was doing this course in media studies which meant, you know, looking at cameras and drinking lots of coffee. And one day, we visited a television s...
A.
To show how lucky he was at the beginning.
B.
To show the value of a good course.
C.
To show that he has always been a good comedian.
【简答题】按照有关规定,用纳入财政专户管理的资金安排支出50 000元。 借:() 贷:()
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