if和met各什么意思.

if和met各什么意思. met什么意思 met什么意思 met什么意思 First met什么意思啊? if i didn't met you和if i haven't met you 的区别是? I seem you before中间填什么?要与It seem as if i have met you before意思相近,中间填3个词 If you hadn't gone with Tom to the party last night,__________.A.you won't have missed JoanB.you will have met JoanC.you would have met JoanD.you would meet Joan alreadyA和C有什么不同， as long as和if有什么区别?if only、only if 又是啥意思? If only什么意思? What if什么意思? if(1)什么意思 If not 什么意思 as if 什么意思 as if 什么意思 if (!0)什么意思? C #if什么意思 see if什么意思