According to Darwin, why do people laugh?A、Laugh is a survival technique for bab

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问题 According to Darwin, why do people laugh?

选项 A、Laugh is a survival technique for babies.
B、They laugh to ease hostilities.
C、They laugh to make parents feel relaxed.
D、They laugh to fight off disease.

答案 A

解析事实推理题。达尔文认为婴儿的微笑是进化过程中形成的对父母的“奖励”，父母陶醉于婴儿的微笑，这鼓励他们继续照顾婴儿。我们可以推测出微笑是婴儿的生存技巧。所以选择A。

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According to Darwin, why do people laugh?A、Laugh is a survival technique for bab

Accordingtothepassage,howcanyoungpeoplestayinahostel?A、Iftheyarrive

Today,howmanyyoungpeoplecantheroomsinallthehostelsintheworldhold?

Whyisthepriceofhostelslow?A、Peoplebringtheirownequipment.B、Aruinedc

Whyisthepresenteducationsystemcriticizedaccordingtothepassage?A、Becaus

Whatistheadvantageforthepeoplewhojointheco-opfora6-monthperiod?A、T

Wherecanpeoplefindthetallestredwoodtrees?[originaltext]M:Haveyouevervi

AccordingtoKerrnitsis,whatcausedthemostofthedevastation?A、Themassives

Accordingtodefenseofficials,thepurposeofthePentagoncreatingthespecial

WhatdoestheHongKonggovernmentcallonitspeopletodo?A、Toknowtheagenda

HowmanyofficersdoestheHongKongPolicedepartmentroughlyhaveaccordingto

Whileadmittingthatthisforecastwas______uncertain,thescientistsreminded

Extinctionisdifficultconcepttograsp.Itisan【B1】______concept.It’sno

[originaltext]Somepeople’searsproducewaxlikebusylittlebees.Thisca

WhenBenjaminFranklinobservedthatnothingiscertaininthisworldbutde

Ilikethiscloth.Itfeels(good)______.good句子意为：我喜欢这种布，它摸起来很舒服。本题测试考生对词性的掌握情况

Thereis______(毫无疑问)thatuniversitiesaregoingtoimplementthenewcurriculum

要坚持党管干部原则,_____,把好干部标准落到实处。A.坚持立场坚定、素质过硬

流行性乙型脑炎患者的热型常呈A.稽留热 B.弛张热 C.间歇热 D.波状热

女性,31岁。右乳房红肿胀痛5天,伴发热38.8℃。体检见右乳外下象限

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