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【简答题】
设y=5x,则y'=( )
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皮皮学刷刷变学霸
举一反三
【单选题】下列物质的熔、沸点高低顺序正确的是( )
A.
金刚石>氧化钠>干冰
B.
SO 2 >CO 2 >SiO 2
C.
MgO>H 2 S>H 2 O
D.
金刚石>生铁>纯铁
【单选题】下面代码的输出结果是 s = ["seashell","gold","pink","brown","purple","tomato"] print(s[1:4:2])
A.
["gold", "pink"]
B.
["gold", "pink", "brown"]
C.
["gold", "pink", "brown", "purple", "tomato"]
D.
["gold", "brown"]
【单选题】下面代码的输出结果是 s = ["seashell","gold","pink","brown","purple","tomato"] print(s[4:])
A.
["gold", "pink", "brown", "purple", "tomato"]
B.
["purple"]
C.
["seashell", "gold", "pink", "brown"]
D.
["purple", "tomato"]
【单选题】团队形成的基本要素是成员之间:
A.
有着共同的目标
B.
相互依赖
C.
具有团队意识和责任心
D.
A+B+C
【简答题】A.However B.Nevertheless C.In fact D.In contrast
【单选题】下面代码的输出结果是: a = "ac" b = "bd" c = a + b print c
A.
abcd
B.
dbac
C.
bdac
D.
acbd
【单选题】下列物质的熔、沸点高低顺序正确的是( )
A.
F 2 >Cl 2 >Br 2 >I 2
B.
CF 4 >CCl 4 >CBr 4 >CI 4
C.
HF
D.
CH 4 4 4 4
【多选题】What are the essential steps in writing a comparison and contrast essay? __________
A.
Find out things that are comparable.
B.
Determine why things are compared.
C.
Find points to compare and contrast.
D.
Decide the proper organizational pattern to compare and contrast.
【单选题】下面代码的输出结果是 s = "Hello World! " print(s.split(' '))
A.
['Hello', 'World!']
B.
Hello World !
C.
HelloWorld!
D.
系统报错
【单选题】下面代码的输出结果是 a = "alex" b = a.capitalize() print(a,end=",") print(b)
A.
alex,Alex
B.
Alex,Alex
C.
alex,ALEX
D.
ALEX,alex
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