A good title for this passage is. A number of predictions can be disproved by .

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问题 A good title for this passage is______.
A number of predictions can be disproved by ______.

选项 A、observations
B、experiments
C、theories
D、hypotheses

答案A

解析从自然科学哲学家卡尔.波珀所强调的内容(a good theory is characterized by the fact... be disproved or falsified by observation)可以看出应选A。

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本试题收录于：公共英语二级笔试题库公共英语（PETS）分类

公共英语二级笔试

公共英语（PETS）

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A good title for this passage is. A number of predictions can be disproved by .

公共英语二级笔试

公共英语（PETS）

Asafireman,RollBlumknowsthat.WhatisgoodaboutNOMEXIIIisthat.

Themainpurposeofwritingthesethreetextsis______.WhowillbemostprobablyinterestedinDiscovery?

Accordingtothepassage,peoplestartedtomakeglass______.Oneoftheextraordinaryqualitiesofglassisthatitcancarry

--Tinalooksespeciallyprettytonight.--Yes,shealwayslooksherbestin______ofthatcolor.

Tocurenearsightedness,peopledon’tusually______.Whatisthemainpointthewriteristryingtomakeaboutthefirstmethod

Thisnewsstoryismainlyabout.ItcanbeinferredfromthetextthattheteacherfromGuangdongprovince.

Whydidthewomangotothedoctor’safewdaysago?

ThemanattheroadsidetellstheAmericanitisclosetothenextvillagebecause____________.Welearnfromthispassagethat

UnlikewatchingTV,readingisahighlyactiveprocess(过程)______itrequiresattentionaswellasmemoryandimagination.

Inancient(古代)timethemostimportantexaminationswerespoken,notwritten.IntheschoolsofancientGreeceandRome,testin

不动产按照开发程度由低到高的顺序，排列正确的是()。

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患者，女，45岁。宫颈糜烂面占宫颈面积的2／3，最有效的治疗方法是

肘关节脱位中最常见的类型是

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不动产按照开发程度由低到高的顺序，排列正确的是()。

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肘关节脱位中最常见的类型是

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企业财务报表按规定须经注册会计师审计的，注册会计师及其会计师事务所应对财务报表的真实性、完整性负责。()

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某高校要开展一次节能环保宣传活动，宣传对象是距离学校2公里外的某个小学，同时，要邀请另外5个小学的学生代表来参加。假如你是该高校的学生，让你来负责策划组织工作，你怎么做?

WhendoesChannel2begineveningprogrammes?

A good title for this passage is. A number of predictions can be disproved by .

Asafireman,RollBlumknowsthat.WhatisgoodaboutNOMEXIIIisthat.

Thisnewsstoryismainlyabout.ItcanbeinferredfromthetextthattheteacherfromGuangdongprovince.