Someone is singing now.Who ()it be?A.must B.should C.can D.w
Someone is singing now.Who ()it be?A.must B.should C.can D.w
There's someone outside .Who ---it be A:must B:can C:shall D
-Who is singing in the next room.-_ must be Marie A.It B.She
Who ------it be?It must be Mr.Wang A may B must C might D ca
Listen!Someone is singing next door.Who ( ) it be?填can还是may?
___________--someone is singing upstairs It must be Maria.
She's late.What ___happened to her?A should B must C can D w
1.Who _____ over there now?A.singing B.are sing C.is singing
_____turn is it now?A.Who's B.Whose C.Who D.Whom 应该选那个?
She look pale.She ( )ill A.can be B.must be C.should be
求完整解析 I who your father can decide it.A.is B.am C.are D.be
Someone is knocking at the door,but who can ( )be.A one B he