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【单选题】
Python源代码程序编译后的文件扩展名为( )。A.
.py
B.
.pdf
C.
.pyc
D.
.exe
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皮皮学刷刷变学霸
举一反三
【单选题】This is a room in Joan's house. There is a bed, a table and some chairs in it. There's a glass and some books on the table. Joan is in the room. Her father and mother are at the school. They all work ...
A.
A glass.
B.
Some books.
C.
A glass and some books.
【单选题】Man: We're looking for a place to hold a surprise party for Jill. There's a lot of space in your apartment, isn't there?Woman: There used to be. You see, well, I just can't bring myself to throw anyth...
A.
She doesn't have enough room to host a party.
B.
She's not used to living in such a big apartment.
C.
She doesn't know what to bring to the parry.
D.
She can't attend the party.
【多选题】公文词语特点主要是( )。
A.
以单音节词为主，双音节调。多音节词的使用频率高
B.
介宾词组、联合词组的使用频率较高
C.
排斥使用一般的口语词、方言词和土俗俚语
D.
词语一般不使用谚语、歇后语，也不能使用简称语
【多选题】公文词语特点主要是( )。
A.
公文词语以单音节词为主，双音节词、多音节词的使用频率高
B.
介宾词组、联合词组的使用频率较高
C.
排斥使用一般的口语词、方言词和土俗俚语
D.
不能使用简称语
【简答题】编写程序,实现分段函数计算,如下表所示。 x y X=20 0
【单选题】下列哪一个系统是因果系统
A.
y (n)= x (n +2 )
B.
y (n)= cos (n + 1) x (n)
C.
y (n)= x (2 n )
D.
y (n)= x (- n)
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