PassageTwoQuestions7to11arebasedonthefollowingpassage.Thewaterlevelofoceansrisesandfallsalternately(交替地)twiceaday.Thismovementofwateriscalledthetide(潮汐).Tidesarecausedbythepullofthesunandthemoonontheearth’ssurface;sincethemooniscloser,itaffectsthetidesmorethanthesun.Whenthemoonisdirectlyoverhead,itactuallypullsonthewaterthatisbelowit.Thiscausesthewaterleveltorisebecausethewaterispulledawayfromtheearth.Asthemoondisappearsoverthehorizon(地平线),thepulllessensandthewaterlevelsettlesbacktowardstheoceanbottom.Whenthewaterreachesitshighestlevel,wehavehightide.Andwhenthewatercomestoitslowestlevel,wehavelowtide.Fromitslowestpoint,thewaterrisesgraduallyforaboutsixhoursuntilitreacheshightide.Thenitbeginstofallcontinuouslyforaboutsixhoursuntilitreacheslowtide.Thenthecyclebeginsagain.7.Whichofthefollowingmightbethebesttitleforthepassage?

PassageTwoQuestions7to11arebasedonthefollowingpassage.Thewaterlevelofoceansrisesandfallsalternately(交替地)twiceaday.Thismovementofwateriscalledthetide(潮汐).Tidesarecausedbythepullofthesunandthemoonontheearth’ssurface;sincethemooniscloser,itaffectsthetidesmorethanthesun.Whenthemoonisdirectlyoverhead,itactuallypullsonthewaterthatisbelowit.Thiscausesthewaterleveltorisebecausethewaterispulledawayfromtheearth.Asthemoondisappearsoverthehorizon(地平线),thepulllessensandthewaterlevelsettlesbacktowardstheoceanbottom.Whenthewaterreachesitshighestlevel,wehavehightide.Andwhenthewatercomestoitslowestlevel,wehavelowtide.Fromitslowestpoint,thewaterrisesgraduallyforaboutsixhoursuntilitreacheshightide.Thenitbeginstofallcontinuouslyforaboutsixhoursuntilitreacheslowtide.Thenthecyclebeginsagain.7.Whichofthefollowingmightbethebesttitleforthepassage?

已知消费者的收入为100元，商品X的价格为10元，商品Y的价格为3元。消费者消费了7个X和10个Y，此时，X和Y的边际效用分别为50和18，消费者要增加满足感应该（）

下列关于微观经济学描述错误的是（）

公安消防队扑救火灾是否收取费用（）

在使用MapReduce程序WordCount进行词频统计时，对于文本行“hellohadoophelloworld”，经过WordCount程序的Map函数处理后直接输出的中间结果，应该是下面哪种形式：

以下关于大数据、云计算和物联网的区别，描述错误的是：

违规吸烟一次者，一经查实，给予通报批评，同时在指定区域开展卫生劳动（）小时，负责清扫垃圾、担任禁烟监督员等工作。

下列选项中，不属于序列类型的是

“罢造龙团，唯采茶芽以进”是历史上哪位皇帝提出的?()

一只眼睛受伤时，三角巾折成什么形状？包几只眼晴?

我国最早儿童心理学著作《儿童心理之研究》的作者是()

力量体现于“形”，而蓄发于（）。

武术的“内三合”一般是指心与意合、意与气合、气与力合

“知耻近乎勇”“礼义廉耻，国之四维”说的是人生矛盾中的（）。