皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【单选题】
The Deadly Life Saver When a family climbs into a vehicle to go on a trip or even a short ride, it's important that everyone is as safe as possible. We know that terrible accidents can occur. That's【1】devices like seat belts and air bags have been invented and put into cars, vans, and【2】. 【3】, devices that are meant to save lives can be a threat to life. The air bag is such a device. Air bags were designed to【4】rapidly in an accident. They were designed to stop an average adult male who didn't bother to fasten his seat belt【5】smashing into or through the front of a car.【6】. they inflate at approximately 200 miles per hour. An air bag is not a soft cushion It delivers a blow that can【7】injure or kill a child or small adult. Air bags can be beneficial, but you must know and account for the dangers. Children should not sit in the front passenger seat of a vehicle that has a passenger side air bag. It's especially【8】to put an infant who must use a rear facing car seat in the front of such a vehicle. Children are always safer in the back seat. The center rear seat is best. And of course, all passengers should use their seat belts. Take your example from race car drivers. They know how to increase their chances of【9】a crash. The day will come when vehicles are equipped with 'smart' air bags that automatically【10】their force to the size and weight of a passenger. But for now, each of us has to be smart about these imperfect 'life savers'. (1)
A.
when
B.
how
C.
why
D.
because
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【多选题】下面关于色彩基调类型的说法,正确的是
A.
单色调由不同的色值和亮度的单一色彩形成,适宜描绘雨、雾等特有影调效果
B.
浅色调指那些被白色或灰色冲淡了的颜色,相邻的颜色比较多,色彩过渡和谐,给人平静、清新、安稳的感觉
C.
冷色调是指蓝色、蓝绿、蓝青、和蓝紫等颜色,给人以清凉、恬静、淡雅、严肃的感觉
D.
暖色调能刺激人们的情感,如红橙黄等暖色适宜表现热情、欢快、激动、奔放等内容
【单选题】关于化学性突触传递的特点,以下哪项是错误的
A.
主要通过化学递质传递信息
B.
不需Ca2+参与
C.
兴奋呈单向传递
D.
有时间延搁
【简答题】FreeRTOS中,任务之间的通信和同步,操作系统提供了4种同步对象:( )、( )和( )、( )。
【多选题】以下哪些是孟塞尔色彩调和的秩序类型:
A.
垂直调和
B.
水平调和
C.
倾斜调和
D.
圆周调和
E.
对偶调和
【单选题】下列选项中不属于电控汽油喷射系统电子控制系统零部件的是( )。
A.
发动机转速传感器
B.
燃油压力调节器
C.
ECU
D.
喷油器
【多选题】下面关于色彩基调类型的说法,正确的是
A.
浅色调指那些被白色或灰色冲淡了的颜色,相邻的颜色比较多,色彩过渡和谐,给人平静、清新、安稳的感觉
B.
冷色调是指蓝色、蓝绿、蓝青、和蓝紫等颜色,给人以清凉、恬静、淡雅、严肃的感觉
C.
单色调由不同的色值和亮度的单一色彩形成,适宜描绘雨、雾等特有影调效果
D.
暖色调能刺激人们的情感,如红橙黄等暖色适宜表现热情、欢快、激动、奔放等内容
【单选题】下列零部件中,不属于传感器的是( )。
A.
空气流量计
B.
油泵继电器
C.
曲轴位置传感器
D.
水温传感器
【多选题】以下哪些是釉质脱矿高发的部位?
A.
上颌磨牙
B.
上颌前磨牙
C.
下颌前磨牙
D.
上颌前牙
【单选题】在孟塞尔的色彩调和秩序类型中,( )属于邻近色彩类似调和。
A.
垂直调和
B.
倾斜调和
C.
圆周调和
D.
水平调和
【简答题】根据中文提示完成下列句子。 1. What is your ____________ (名字)? 2. Miss Li is a ____________ (老师). 3. My favourite colour is ____________ (蓝色). 4. How are you ____________ (今天), Jenny? 5. I live in ____________ (中国)...
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题