Revision:TheObjectClauseRevisionFillintheblanksInfinitivePastTensePastParticipletake__________write__________throw__________rise__________sweep__________break__________get__________flee__________tooktakenwrotewrittenthrewthrownroserisensweptsweptbrokebrokengotgottenfledfledTheObjectClause(宾语从句)定义:在主从复合句中,作主句宾语的从句
一引导词一引导词::1
HetellsusthathehasbeentoAmericafourtimes
Couldyoutellmeif/whetherthere’sagoodplacetoeat
TomaskedwhenIbegantolearnEnglish
CouldyoutellmewhereIcanexchangemoney
如果宾语从句是陈述句,其引导词要用that,that本身无意义,可以省略
如果宾语从句由一般疑问句充当时,用连词whether或if引导
意为“是否”
如果宾语从句是特殊疑问句,其引导词就用原来的疑问词即可
需要注意的是这些引导词充当从句的一个成分,故不能省略
在下列情形下之用whether不用if1
从句在前,主句在后,只能用whether,不能用if
如:Whetherit’ssunnyornot,we’llhavetogotothecountrytomorrow
介词后的宾语从句用whether引导,不用if
IworryaboutwhetherIhurttheboy’sf