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【单选题】
系统如下图所示，若系统函数为【图片】，则下面不正确的说法是（ ）。【图片】A.
此系统是一个使相位超前 的宽带相移全通网络。
B.
C.
此系统是一个使相位滞后 的宽带相移全通网络。
D.
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【简答题】两组对边分别平行的图形叫做平行四边形．______．
【单选题】Good students are the ones who ...
A.
are able to maintain a balanced life.
B.
have other interests.
C.
are good company for their classmates.
D.
are keen on learning.
【单选题】Look! Jack and his monkey ______ flying disk together in the garden.
A.
is playing
B.
was playing
C.
are playing
D.
were playing
【单选题】–Jack, you look cool in the red T-shirt! --- ________.
A.
No, I am very old
B.
Yes, I am
C.
Thank you
D.
That’s OK.
【简答题】Look at the following office layout. Mary is at the company gate. Please tell her how to find Mike and Jack in the office.
【简答题】Look at the above office layout . Mary is at the company gate. Please tell her how to find Mike and Jack in the office。
【简答题】Look at the above office layout again. Mary is at the company gate. Please tell her how to find Mike and Jack in the office.
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