2019年mpa考试英语真题——介词和介词短语20

{01}The celebration of Christmas is a ________．
A.custom
B.habit
C.costume
D.culture
解析：
本题选A。
{02}Peter realized his little sister was crying ________ what he had said．
A.because
B.because of
C.as
D.since
解析：because of是复合介词，后接名词、代词，在句中作状语；because, as, since都是连词，引导状语从句。
本题选B。