Heinsuredhiscar________hehadanaccident.
A、unlessD
他给自己的汽车投了保，以防万一遇到交通事故。考查连词词义区分题。 A 否则，要不然 B 如果 C 自从，由于 D 以防万一，以免
Theword“minister”originallymeant“aservant”,butnowhaschangedto“aheadofaministry”.Thisprocessofmeaningchangeiscalled______.
Onecanfigureoutthemeaningof“airmail”tobe“mailbyair”byits______.
WhichofthefollowingisNOToneofthecharacteristicsofidioms?
Parents,teachersinschoolsandcommunicatorsinorusingthemassmediaareallcapableof________ourpotentialinterests.
Youshouldhelpthem________whenyourfriendsquarrelwitheachother.
