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【单选题】
.狭义上理解服务质量,是指餐饮劳务服务的质量,它纯粹指由服务员的服务劳动所提供的,不包括如下形态提供的使用价值,即()。
A.
.植物
B.
.实物
C.
.景物
D.
.作物
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参考答案:
举一反三
【简答题】设当x=θ时,函数f(x)=sinx+2cosx取得最大值,则cosθ=______.
【单选题】The full name of MIT is
A.
Massachusetts Institute of Technicology
B.
Manchester Institute of Technology
C.
Massachusetts Institute of Technology
D.
Machester Institute of Technicology
【单选题】设f(cosx)=cos3x,则f(sin30°)的值为(  )
A.
0
B.
1
C.
-1
D.
3 2
【单选题】--- How soon will the candidates get their university admissions? --- It may take three weeks for all the applications to be .
A.
withdrawn
B.
delivered
C.
edited
D.
processed
【单选题】设f(x)的一个原函数为cosx,g(x)的一个原函数为x2,则f[g(x)]=( )。
A.
COSx2
B.
-sinx2
C.
cos2x
D.
-sin2x
【简答题】听力原文:Researchers have found that daily walking may improve sleep quality. They have also noticed that only those who exercise in the morning have the beneficial effects on sleep. Those who exercised i...
【单选题】Safety is dependent on orderliness and cleanlinessOrder may be maintained by .
A.
storing all items in an assigned place
B.
storing all items in a common storage container except those ready-for-sea
C.
tagging all items according to their age and then storing them together
D.
disposing of worn-out items
【简答题】设 f(2cosx-1)=1-co s 2 x(x∈[ π 3 , 2π 3 ]) ,则f(x)的值域为______.
【简答题】Among Institute Cargo Clause A,B,and C,Institute Cargo Clause(C)is the most restricted coverage and covers stranding,grounding,or sinking;derailment of land conveyance;jettison. ( )
【简答题】设当x=θ时,函数f(x)=sinx-2cosx取得最大值,则cosθ=____.
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