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【单选题】
一般而言,文件的类型可以根据( )来识别A.
文件的大小
B.
文件的用途
C.
文件的扩展名
D.
文件的存放位置
拍照语音搜题，微信中搜索"皮皮学"使用
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【简答题】（ ）What do mobile phone companies say about their business?
【单选题】It is ridiculous _____ school administrators say is always in disagreement _____ what they do in practice. [ ]
A.
what ; with
B.
what ; to
C.
that what; with
D.
that what; to
【单选题】What do you think ________ to make himself _______.
A.
Bob will say believe
B.
will Bob say believed
C.
Bob will say believed
D.
will Bob say believe
【简答题】只有在到期日才能行使的期权被称为_______期权。
【单选题】What did the guards do when Peter started gathering the money?
A.
They let him do what he wanted to.
B.
They called the police.
C.
They helped him find large bills.
D.
They pressed the alarm.
【单选题】The writer seems to be encouraging the British industry to ______.
A.
take better of schoolchildren
B.
help schoolchildren in their studies
C.
stop asking schoolchildren for suggestions
D.
pay more attention to schoolchildren' s inventive power
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