Whichofthefollowingaboutthepassivevoiceistrue?

A.Thepassivevoiceisagrammaticalconstruction.

B.Thesubjectofasentenceorclausefeaturingthepassivevoicetypicallydenotestherecipientoftheaction(thepatient)ratherthantheperformer(theagent).

C.ThepassivevoiceinEnglishisformedperiphrastically:theusualformusestheauxiliaryverbbe(orget)togetherwiththepastparticipleofthemainverb.

D.“Begiven”isapassivevoicestructure.

正确答案：ABCD