【1.Itisverycommonforpeopleto_____meat_____salt.Aprotect;withBkeep;throughCstore;byDpreserve;in(答案是D,可其他几个选项有什么不对吗?)2.Itseemedages_____Ilastsawhim.AsinceBagothatCafterDbefore(B,)3.Hi】

　　1.Itisverycommonforpeopleto_____meat_____salt.

　　Aprotect;withBkeep;through

　　Cstore;byDpreserve;in

　　(答案是D,可其他几个选项有什么不对吗?)

　　2.Itseemedages_____Ilastsawhim.

　　AsinceBagothatCafterDbefore

　　(B,)

　　3.High-heeledshoesdon't_____middleschoolstudents.

　　AsuitBfitCmatchDgowith

　　(A,为什么不是C或D呢?)

　　4.BeforeChristmas,peopleofdifferentages_____theairport.

　　ApouredBseatedCpackedDheld