高中英语单选_______MartinLutherKingJr,CivilRightsActwouldn’thavebeenpassedsosoon.A.IfnotitwereforB.HaditnotbeenforC.IfonlyD.Wereitnotfor[[【【【此题答案为何选B,【其他各项为何不选】请高手给出
高中英语单选
_______MartinLutherKingJr,CivilRightsActwouldn’thavebeenpassedsosoon.
A.IfnotitwereforB.Haditnotbeenfor
C.IfonlyD.Wereitnotfor
[[【【【此题答案为何选B,【其他各项为何不选】
请高手给出最详尽的解析,
ifitwerenotfor…与现在事实相反,ifithadnotbeenfor与过去事实相反
ifonly:要是...多好
Examples:
1.Ifonlyhehadbeenhere.
要是他当时在这儿就好了.
2.Idreadthecomingexams.IfonlyIcouldhavetimetoreviewmylessons.
我对即将到来的考试非常担心.如果我有时间复习该有多好啊.
3.IfonlyIhadanotherchance.
要是我再有一次机会就好了.
4.Iamsotired.IfonlyIcantakethedayofftomorrow.
太疲倦了.如果明天能不上班多好.
5.Ifonlyproblemswouldcomeoneatatime!
要是问题一次只发生一个该多好!
6.Ifonlyitclearsup,we'llgo.
只要天一放晴,我们就去.
7.Ifonlyonehadanunlimitedsupplyofmoney!
要是财源不断就好了!
8.Shewouldbeaverygoodplayerifonlyshecouldgetittogether.
她若能控制得当就能成为很好的选手.
所以选B