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【简答题】
物理信道中，PDCCH以为单位映射，PHICH以为单位映射，PCFICH以为单位映射，PDSCH以为单位映射。
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皮皮学刷刷变学霸
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【单选题】There is a high probability _________ you will find aspirin and penicillin in any medicine cupboard in the world.
A.
that
B.
which
C.
what
D.
where
【单选题】—Did you find the small village where you once worked? —Yes, without any difficulty, for it has ________ changed over years. [ ]
A.
hardly
B.
greatly
C.
clearly
【单选题】It’s said that there are plenty of hotels in Shanghai. There _____ be any difficulty for you to find somewhere to stay.
A.
wouldn’t
B.
shouldn’t
C.
mustn’t
D.
needn’t
【单选题】There are plenty of hotels in that town. There ______ be any difficulty for you to find one.
A.
mustn't
B.
oughtn't
C.
shouldn't
D.
needn't
【单选题】You must phone the police when you find any suspicious guy _________ the house late at night.
A.
hanging out
B.
hanging up
C.
hanging round
D.
hanging together
【简答题】甲购买乙的一台二手电脑,乙已将该电脑借给丙使用,于是甲与乙约定,由丙负责交付。后来,丙未交付,则甲应向谁请求给付?( )
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