_____(If /whether) I won or lost ,she didn't want to know .

I don't know _____ Lucy will go to Shanghai ______ the weather is fine.A.whether;whetherB.whether;if C.if;untilD.if;whether _____(If /whether) I won or lost ,she didn't want to know . He asked _____ or not I wanted to go there by train.A.if B.whether I don't know _____ I am free this afternoon.A whether B if 选哪个?为什么 He asked _____ or not I wanted to go there by train.A.if B.whether C.what为什么选择B,whether.or 这句话.怎么翻译啊 i think造句用that,whether,if I don't know _____ they have passed the exam or notA.where B.if C.whether D.when I don't _____ they will have the meeting.A.that B.where C.whether D.if I don't know _________he will come or not tomorrow.________he come,I will tell you.a.if If b.if Whether c.whether If d.whether Whether _____ I accept the gift or refuse it is none of your business.A.If B.Whether C.Even if D.No matter when 英语翻译26.I don't know _______ he will return the CD player to me tomorrow ._____ he returns it ,I'll lend it to you .A.if ,Whether B.whether ,Whether C.if ,That D .if ,If D 翻译:27.I'm not sure ______ the day after tomorrow .A.when does he co _____ .I don't know.A.Whether it is raining or not.B.If it is raining or notC.Whether it were raining or not D.If it was raining 选什么啊,为什么? I don't konw whether/if i should believe 选择：I don't know ___he'll come tomorrow,____he come ,I'll tell you.A.whether;if B.whether,whether; C.if,whether为什么? he asked me _____ I wanted to go to Beijing by train or by plane .为什么要用whether 而不用if 一道关于名词性从句的题 depend on 的on是介词还是副词?----that depends on _____ I am invited.A whether B if I am not sure _____ he will come here oI am not sure _____ he will come here or not.答案给的是whether和if都可以,请问为什么if也可以呢? There are some .if any.——I wonder whether they have enough books for each of us.——There are _____;_____.some ； if any为什么啊