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【简答题】
编写一个程序，遍历E盘下所有的文件，将格式为mp4的文件的绝对路径打印出来。 提示： 1、 使用遍历文件的方式，遍历E盘中所有的文件 2、 判断遍历出来的文件名是否以”mp4”结尾。
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【单选题】---- Why don’t you look ________ today? ---- My parents seem ________ with me.
A.
happily, angrily
B.
happy , angrily
C.
happily , angry
D.
happy , angry
【单选题】I don' t understand_____believe me.
A.
why you not
B.
why do you not
C.
why don't you
D.
why you don't
【单选题】You look so tired. Why ____________ to have a rest ?
A.
not to stop
B.
don't stop
C.
not stop
D.
not you stop
【单选题】—It look like rain. Why not take ______ umbrella with you? —Thank you. But I don't think it's necessary. [ ]
A.
a
B.
an
C.
/
D.
Several
【单选题】Why not look up the new word in a dictionary _____ you don’t know it ?
A.
if
B.
that
C.
though
D.
whether
【简答题】我国高速公路网指的是新路网由( )条首都放射线、( )条南北纵向线、( )条东西横向线组成,简称为( )网。
【单选题】You look tired. Why ___________ a rest? [ ]
A.
not to have
B.
don't have
C.
not have
D.
no have
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