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【简答题】
读支架零件图,并回答以下问题: 1、零件上有三个沉,其大圆柱直径为_______ (只填数字),小圆柱直径为______ (只填数字)。 2、零件上有2个螺,其定位尺寸有_______和_______(只填数字) 。 3、主视图上虚线画出的圆是否通_______ (填是或否),其直径是Ф_____(只填数字),深度是_______ (只填数字)。
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举一反三
【单选题】What will Roger possibly do after the reservation?
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Have a talk with the manager for a discount.
B.
Organize the tourists.
C.
Collect data for the travel agency.
D.
Have a dinner with the manager of the Holiday Inn Hotel
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A.
折线图
B.
饼图
C.
面积图
D.
条形图
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A.
where
B.
what
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which
D.
that
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A.
is
B.
are
C.
has
D.
have
【单选题】用Excel可以创建各类图表,如条形图、柱形图等。为了描述特定时间内各项之间的差别情况,用于对各项进行比较,应该选择( )图表。
A.
柱形图
B.
折线图
C.
饼图
D.
面积图
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A.
eradication
B.
exclusion
C.
extension
D.
inclusion
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多指令流单数据流 ;
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存储程序和程序控制;
C.
堆栈操作;
D.
存储器按内容选择地址。
【单选题】You ____ television. Why not do something more active?
A.
always watch
B.
are always watching
C.
have always watched
D.
have always been watching
【简答题】书面表达。 You are supposed to write a composition on the topic Friends Selectively or Extensively. You should write more than 100 words and base your writing on the outline given below; 1. 有些人认为应该有...
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