皮皮学,免费搜题
登录
搜题
【简答题】
Section A Directions: In this section , there is a passage withten blanks . You are required to select one word foreach blank from a list of choices given in a word bankfollowing the passage . Read the passage through carefully before making your choices . Eachchoice in the bank is identified by a letter . Please mark the corresponding letter on AnswerSheet 2 with a single line through the centre . You may not use any of the words in the bankmore than once . The center of American automobile innovation has in the past decade moved 2,000 milesaway . It has __26__ from Detroit to Silicon Valley , where self - driving vehicles are coming to life . In a __27__ to take production back to Detroit , Michigan lawmakers have introduced __28__ that could make their state the best place in the country , if not the world , to develop self - driving vehicles and put them on the road . " Michigan's __29__ in auto research and development is under attack from several states andcountries which desire to __30__ our leadership in transportation . We can't let that happen ," says Senator Mike Kowall , the lead __31__ of four bills recently introduced . If all four bills pass as written , they would __32__ a substantial update of Michigan's 2013 lawthat allowed the testing of self - driving vehicles in limited conditions . Manufacturers would havenearly total freedom to test their self - driving technology on public roads . They would be allowedto send groups of self - driving cars on cross - state road trips , and even set up on - demand __33__ of self - driving cars , like the one General Motors and Lyft are building . Lawmakers in Michigan clearly want to make the state ready for the commercial application ofself - driving technology . In __34__ , California , home of Silicon Valley , recently proposed farmore __35__ rules that would require human drivers be ready to take the wheel , and ban commercial use of self - driving technology . A ) bid B ) contrast C ) deputy D ) dominance E ) fleets F ) knots G ) legislation H ) migrated I ) replace J ) represent K ) restrictive L ) reward M ) significant N ) sponsor O ) transmitted
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【多选题】用于车站行车作业的通信设备主要有 、 和 等。
A.
站间行车电话
B.
集中电话
C.
无线调度电话
【单选题】下列关于继承的描述中,错误的是()
A.
在Java中,类只支持单继承,不允许多重继承,也就是说一个类只能有一个直接父类
B.
多个类可以继承一个父类
C.
在Java中,多层继承是可以的,即一个类的父类可以再去继承另外的父类,例如C类继承自B类,而B类又可以去继承A类,这时,C类也可称作A类的子类
D.
Java是支持多继承的
【判断题】通信设备主要有站间行车电话、有线调度电话、区间隧道电话和无线通讯设备如手持台和对讲机等。
A.
正确
B.
错误
【单选题】共阳极七段数码管显示器的驱动信号有何特色?
A.
高电平点亮
B.
低电平点亮
C.
低电平熄灭
D.
以上皆错
【多选题】下列关于继承的描述中,正确的是
A.
在Java中,类只支持单继承,不允许多重继承,也就是说一个类只能有一个直接父类
B.
多个类可以继承一个父类
C.
在Java中,多层继承是可以的,即一个类的父类可以再去继承另外的父类,例如C类继承自B类,而B 类又可以去继承A类,这时,C类也可称作A类的子类
D.
Java是支持多继承的
【多选题】以下哪些操作可以打开图像文件?
A.
执行文件>新建命令
B.
执行文件>打开命令
C.
打开PS后,找到要打开的图像文件,选中后用鼠标左键拖动到任务栏上的PS图标上,等软件打开后再软件中间位置丢开鼠标左键
D.
执行Ctrl+O快捷键
【单选题】共阳极七段数码管显示器的驱动信号有何特色?
A.
低电平点亮
B.
低电平不亮
C.
高电平点亮
D.
以上皆非
【单选题】共阳极七段数码管显示器的驱动信号有何特色?
A.
高电平点亮
B.
低电平点亮
C.
低电平熄灭
D.
以上皆非
【单选题】类继承需要注意的问题,下列说法不正确的是:
A.
在Java中,类只支持单继承,不允许多重继承,也就是说一个类只能有一个直接父类。
B.
在Java中,多个类不可以继承同一个父类
C.
在Java中,多层继承是可以的,即一个类的父类可以再去继承另外的父类
D.
在Java中,子类和父类是一种相对概念,也就是说,一个类是某个类父类的同时,也可以是另一个类的子类
【简答题】试求极限 ,其中  a>1.
相关题目: