下面对图层上的蒙板的描述哪些是正确的（）

水位变化区域的外部混凝土、建筑物的溢流面和经常遭受水流冲刷的混凝土，应避免采用（）。

如何才能以100％的比例显示图象（）

Directions:Inthispart,therearefouritemswhichyoushouldtranslateintoChinese,eachitemconsistingofonesentence.ThesesentencesarealltakenfromthereadingpassagesyouhavejustreadinPartIIIoftheTestPaper.Youareallowedminutestodothetranslation.Youcanreferbacktothepassagessoastoidentifytheirmeaninginthecontext.WriteyourtranslationontheTranslationSheetinTestPaperTwo.

T1.(Line2-3,Paragraph1,Passage1)

Thiswasbecausebacteriaenteredthecutsinthepatientsbodied’andstartedinfection.

T2.(Line2,Paragraph2,Passage2)

ManywererejectedbyU.S.medicalschoolssimplybecausetherewasnoroom.

T3:.(Line3-4,Paragraph1,Passage3):

Accusedofneglectingthispartofoureducation,myfatherinstitutedasummerschoolformybrotherandme.

T4:.(Line4-5,Paragraph1,Passage4)

Differentculturesaremorepronetocontractcertainillnessesbecauseofthefoodthatischaracteristicinthesecultures.

下列哪种格式存储可以包含Alpha通道