【C3】A．itselfB．itC．themD．themselves

【C15】A．whetherB．itC．whatD．all

A．butB．thenC．themD．for

【C3】______A．thisB．itC．them

A．butB．thenC．themD．for

___________ 查看材料A.himB.herC.themD.theirs

【C5】A．allB．itC．themD．such