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【单选题】
在用视图表达机件时,机件上的内部结构形状规定用( )表示。
A.
细实线
B.
粗实线
C.
虚线
D.
点画线
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【单选题】What was the overall rise in expenditure on household goods and services overthe ten years?
A.
about £20
B.
about £13
C.
about £10
D.
0
【判断题】水准尺应是笔直,没有弯曲变形。
A.
正确
B.
错误
【单选题】若有定义: char *ps[ ]={"aa","bb","cc","dd"}; ,则以下叙述正确的是 ______ 。
A.
ps[0] 是字符串 "aa" 的首地址
B.
*ps[0] 是字符串 "aa" 的首地址
C.
ps[0] 是字符串 "aa"
D.
*ps[0] 是字符串 "aa"
【多选题】下列关于预告信号机第说法正确的有
A.
预告主体信号机
B.
驼峰预告信号机能预告驼峰信号机的显示
C.
与主体信号机的距离不得少于800m,当显示距离不足400m时,规定其安装距离不得少于1000m。
D.
以Y+主体信号机名来命名
【单选题】根据下列文章,回答26~30题。 For the past several years, the Sunday newspaper supplement Parade has featured a column called “Ask Marilyn.” People are invited to query Marilyn vos Savant, who at age 10 had tested...
A.
Answering philosophical questions.
B.
Folding or cutting paper into different shapes.
C.
Telling the differences between certain concepts.
D.
Choosing words or graphs similar to the given ones.
【单选题】根据下列文章,请回答 36~40 题。 New Foods and the New World In the last 500 years, nothing about people -- not their clothes, ideas, or languages-- has changed as much as what they eat. The original chocolate dri...
A.
Food.
B.
Clothing.
C.
Ideology.
D.
Language.
【单选题】根据下列文章,请回答 41~45 题。 New Foods and the New World In the last 500 years, nothing about people -- not their clothes, ideas, or languages-- has changed as much as what they eat, The original chocolate dri...
A.
Food.
B.
Clothing.
C.
Ideology.
D.
Language.
【单选题】第 27 题(本题:1分) 若有定义:char *ps[]={"aa","bb","cc","dd"};,则以下叙述正确的是
A.
ps[0]是字符串"aa"
B.
*ps[0]是字符串"aa"的首地址
C.
ps[0]是字符串"aa"的首地址
D.
*ps[0]是字符串"aa"
【单选题】下面 的方法中, ( ) 方法不能实现淡入或淡出的动画效果 。
A.
fadeIn()
B.
fadeOut()
C.
fadeTo()
D.
fadeOn()
【判断题】港口高压设备可采用敞开型组合电器或开关柜。( )
A.
正确
B.
错误
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