【简答题】为了保养汽车,维护汽车性能,汽车保养一般都在购车的4S店进行,某地大众汽车4S店售后服务部设有一个服务窗口专门接待保养预约。假设车主预约保养登记所需的时间互相独立,且都是整数分钟,对以往车主预约登记所需的时间统计结果如下: 登记所需时间(分) 1 2 3 4 5 频率 0.1 0.4 0.3 0.1 0.1 从第—个车主开始预约登记时计时(用频率估计概率), (l)估计第三个车主恰好等待4分钟开始...
【简答题】请读句子,选择合适的形容词填空,每词只能填一遍。 tall, short, long, happy, beautiful, heavy, big, small, sad, old, fast 1. Today is my birthday. I'm very ________________. 2. This box is too ________________. I can't carry i...
【单选题】汽车保养五件套是( )。
A.
脚垫、前格栅布、档杆套、驻车制动杆套、方向盘套
B.
左右叶子板布、档杆套、驻车制动杆套、方向盘套、座椅套
C.
档杆套、驻车制动杆套、方向盘套、座椅套、脚垫
D.
前格栅布、左右叶子板布、档杆套、驻车制动杆套、方向盘套
【单选题】关于浆膜性心包的描述,下列哪一项是错误的
D.
纤维性心包和浆膜性心包之间有一腔隙,称为心包腔
【简答题】根据对话内容,用方框内所给词或短语的适当形式填空,使对话内容完整。(每个词或短语只能使用一次) mother, different, same, stay in touch, even though, get together, friend, other A: You look lovely, Lingling! B: Thanks, you look great, too. That's ...
【简答题】听录音,填写所缺的形容词。 1. What's your mother like? She is _____________ and _____________. 2. Look at the rabbit. It has two _____________ ears and a _____________ tail. 3. My sister sings _____________ songs...
【简答题】( 1 ) Miss Wang isa secretary. (名词) ( 2 ) Necessity isthe mother of invention. (名词词组) ( 3 ) Failure isthe mother of success. ( 4 ) It isimportant for you to learn English. (形容词) ( 5 ) It was braveof y...