单选题：Oneofthereasonswhymeninventedcertainsoundstoexpressthoughtsa

题目分类：英语
题目类型：单选题
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题目内容：

Oneofthereasonswhymeninventedcertainsoundstoexpressthoughtsandactionsisthat． A．theycouldagreeuponcertainsigns
B．theycouldwritethemdown
C．theycouldcommunicatewitheachother
D．theycouldcombinethem

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答案解析：

Somescientistsbelievethathibernationisstartedby．

Somescientistsbelievethathibernationisstartedby．A．over-eating B．calciumdeposits

分类：英语题型：单选题

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Mrs.Edwardsmusthavebeen-'

Mrs.Edwardsmusthavebeen-'A．pleased B．delighted C．proud D．isappointed

分类：英语题型：单选题

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根据以下材料，回答题A:NorthwindAirlines.CanIhelpyou?B:Hello,l'dliketo5

根据以下材料，回答题A:NorthwindAirlines.CanIhelpyou?B:Hello,l'dliketo56,please.A:MayIhavey

分类：英语题型：单选题

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根据以下材料，回答题Thereisapopularbeliefamongparentsthatschoolsarenol

根据以下材料，回答题Thereisapopularbeliefamongparentsthatschoolsarenolongerinterestedinspe

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根据以下材料，回答题A:Goodmomingl_56_?B:Yes,mayIseeyourproductionmanag

根据以下材料，回答题A:Goodmomingl_56_?B:Yes,mayIseeyourproductionmanager,Mr.Smith,please?

分类：英语题型：单选题

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