首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
专升本
Miss Evans【C1】______physics in a London school. Last month she was explaining to one of her【C2】______about sound, and she decide
Miss Evans【C1】______physics in a London school. Last month she was explaining to one of her【C2】______about sound, and she decide
admin
2012-06-02
77
问题
Miss Evans【C1】______physics in a London school. Last month she was explaining to one of her【C2】______about sound, and she decided to test them to see how successful she had been【C3】______. She said to them, "Now, I have a sister in Washington. If I was calling her【C4】______, and at the same time you were 20 meters away, and listened to me from【C5】______of the street, who would【C6】______what I said earlier, my sister or you and【C7】______?" A clever boy at once answered, "Your sister, Miss Evens. It is because electricity travels faster than【C8】______. "
"That’s very good. " Miss Evans answered: but then one of the girls put up her hand, and Miss Evans said, "Yes, Betty?" "I disagree, " Betty, said. "Your sister would hear you earlier【C9】______when it’s eleven o’clock here, it’s【C10】______six o’clock in Washington. "
【C8】
选项
A、waves
B、light
C、sound waves
D、wind
答案
C
解析
文章在比较声音在空气中的传播(以声波形式)和电话的传播(以电流的方式),故选C。声波。
转载请注明原文地址:https://kaotiyun.com/show/6aGC777K
本试题收录于:
英语题库普高专升本分类
0
英语
普高专升本
相关试题推荐
若z=x3+6xy+y3,则=_________.
Therewere______opinionsastothebestlocationforthenewschool.
Accordingtothepassage,peoplewhooffendedthelawmaybe______.Whatwasnotallowedyearsbefore?______.
Thegirlismade______fightaftershecomesfromschool.
Thispartistotestyourabilitytodopracticalwriting.YouarerequiredtocompleteaLETTEROFINQUIRYandaLETTEROFREPL
Imadeitcleartothemthattheymusthandintheirpapersbeforeteno’clockinthemorning.
Ilikeclimbingmountains______mybrotherpreferswatersports.
Statisticalfiguresshowthatitis______thatsmokingwilldamageone’shealth.
Helivedinthe16thcentury.Afewthings,butnotreallythatmany,areknownabouthislife.Andyetaroundtheworldthecom
InWesterncountriespeoplehavebeenusingtheinstallment(分期付款)plansincethefirsthalfofthetwentiethcentury.Today,a
随机试题
学前儿童美术
因解除与职工的劳动关系给予的补偿,应当根据职工提供服务的受益对象分别计入成本费用。()
A.胚胎B.有生胎儿C.胎儿D.早产儿E.足月儿
A、大容量注射液B、滴眼液C、合剂D、口服液E、凝胶剂黏度适当增大有利于提高药物的生物利用度
对于财产清查结果应该根据审批意见进行差异处理,但不得调整账项。()
《信息系统项目管理师考试蓝色题库》一书主编薛大龙先生的电子邮箱为。PYXDL163.COM,对于PYXDL和163.COM的正确理解为(204),在发送电子邮件时,常用关键词使用中,(205)是错误的。若电子邮件出现字符乱码现象,以下方法中(206)一定不
下列叙述中,正确的是
ABCDEFGHIJKLMNOPQRSTUVWXYZThealphabetisheretohelpyouwiththesequestions.Youneedtoworkoutadifferentcodeforeach
Newtechnologylinkstheworldasneverbefore.Ourplanethas【26】It’snowa"globalvillage"wherecountriesareonlysecondsa
Oilisthesubstancethatlubricatestheworld’seconomy.Becausesomanyofourmoderntechnologiesandservicesdependonoil,
最新回复
(
0
)