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【单选题】
物质的量的单位为摩尔,其表示符号为A.
G
B.
Mg
C.
ml
D.
mol
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【单选题】The author comes up with the topic Never, ever give up through the example of .
A.
Bill Gates
B.
Winston Churchill
C.
Steve Jobs
D.
Barrack Obama
【简答题】Choose one or more paragraph(s) from the text "Never, ever give up!" to read.
【简答题】Never,ever give up!.pptx
【简答题】Never, ever give up! When invited to address the patriotic young boys at his old school, Harrow, Britain’s great Prime Minister, Sir Winston Churchill gave this short, clear-cut speech: “Young men, ne...
【单选题】给出如下代码,以下选项中描述错误的是:
A.
range()函数是Python内置函数
B.
代码中n是可选参数
C.
s是局部变量
D.
fact(n)函数功能为求n的阶乘
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