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【多选题】
信道一般可分为( )A.
有线信道
B.
无线信道
C.
有限信道
D.
无限信道
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举一反三
【简答题】'Uncle Sam,' is usually used to refer to the United States or the US government. It is the nickname of the country.It is hard to believe that this nickname became known quite by accident and there was...
【多选题】SAM can be used to synthesize
A.
carnitine
B.
phosphatidyl choline
C.
epinephrine
D.
γ-aminobutyric acid
E.
creatine
【单选题】---Sam, you always run slowly every morning. Do you like it? ---Not really, but .
A.
I used to it
B.
I’m used to it
C.
I used to do it
D.
I’m used to do it
【单选题】Sam (used to live) in Oklahoma, (but) his company (had him transfer) (to a better) position in Georgia.
A.
used to live
B.
but
C.
had him transfer
D.
to a better
【简答题】肺炎球菌肺炎的典型症状是（ ）。
【单选题】He constantly ______ his proposal that ______ of the budget surplus be used to offer a voluntary prescription drug benefit to seniors.
A.
views many
B.
reiterates a part
C.
complains a great amount
D.
thinks lots
【单选题】In bakhtin’s view on literary style, he divided it into two styles _____and novels.
A.
epics
B.
poetry
C.
prose
D.
drama
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