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【单选题】
下列表, 不满足“当x的值为偶数时值为真,为奇数时值为假”的要求。A.
x%2==0
B.
!x%2!=0
C.
(x/2*2-x)==0
D.
!(x%2)
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举一反三
【简答题】Listen to the dialogues and choose the best answer toeach question from the four choices marked A, B, C and D.A. Learn how to make small talk. B. Take it easy and just go to the party. C. Try to mak...
【单选题】Listen to the conversations twice and choose the best answer to each question from the four choices marked A, B, C and D.
A.
He doesn't want to attend the party.
B.
He doesn't know what to buy as a gift.
C.
He doesn't know when to attend the party.
D.
He doesn't know whether he should take his kids to the party or not.
【单选题】关于 turtle 库,哪个选项的描述是错误的?
A.
turtle 绘图体系以水平右侧为绝对方位的 0 度
B.
turtle 库最早成功应用于 LOGO 编程语言
C.
turtle 库是一个直观有趣的图形绘制函数库
D.
turtle 坐标系的原点默认在屏幕左上角
【单选题】关于turtle库，哪个选项的描述是错误的？
A.
turtle 库是一个直观有趣的图形绘制函数库
B.
turtle 坐标系的原点默认在屏幕左上角
C.
turtle 绘图体系以水平右侧为绝对方位的 0 度
D.
turtle 库最早成功应用于 LOGO 编程语言
【多选题】Listen to the four telephone conversations and tick the expression you have heard.
A.
How do you spell that?
B.
Could you spell your name, please?
C.
M for Madrid.
D.
Did you say the 21st?
E.
Let me just check that.
F.
Could you repeat that, please?
【简答题】Listen to the dialogues and choose the best answer toeach question from the four choices marked A, B, C and D.A. Introduce Jack to Helen. B. Introduce Tina to Jack. C. Introduce Helen to Jack. D. I...
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