题目内容

治疗委症首选经穴是（）。

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Biomarker 名词解释

简述急性毒性试验的定义、目的及如何进行试验观察。

YouworkastheapplicationdeveloperatCert-Tech.com.Cert-Tech.comusesVisualStudio.Net2005asitsapplicationdevelopmentplatform.YouuseaWindowsXPProfessionalclientcomputernamedClient01asyourdevelopmentcomputer.
Youaredevelopinga.NetFramework2.0applicationonClient01.Youwritethecodeshownbelow：PublicClassShape
PrivateshapeNameasString
PublicSubShape（ByValshapeNameasString）Me.shapename=shapeNameEndSub
PublicOverridableFuctionGetName（）AsStringReturnshapeNameEndFunction
PrivateSubDrawShape（）’AdditionalcodegoeshereEndSubEndClass
YoulaterdecidetohavetheapplicationcompiledandregisteredforCOMinteroperability.TheotherdevelopersonyourteamcomplaingthattheyareunabletocreateaninstanceoftheShapeclassintheirCOMapplications.YouarerequiredtoensurethatCOMapplicationsareabletocreateaninstanceoftheShapeclass.Whatshouldyoudo？（）

The museum （) built two years ago.

A. has been
B. was
C. is being