It _____ Joan and Mary that left school yesterday.为什么填is?

It _____ Joan and Mary that left school yesterday.为什么填is? The field research will take Joan and Paul about five months; it will be a long time _____ we meetA.after B.before C.since D.when为什么, Joan Joan ?uncle is an engineer为什么是Tom and joan's而不是tom's and joan's tom's and joan tom and joan My name is Kate,______Green._____ is my friend,Joan,Joan Smith ,She's_____to it`s joan`s这里joan的后面为什么要加s 根据句意填空.Ann and Joan are( 1 ) .They look( 2 ) each other very much.People often ( 3 ) that Ann is Joan or Joan is Ann, ( 4 ) it's to tell the difference.上面一句的t's和to之间还有一个空，第二句以下为准。People 英语翻译翻译Joan:Come in,come in.Have a seat.Ah...uh...I want you to know this is going to hurt me more than it will hurt you.Carl:Yes,ma'am.But I'm not quite sure what you're talking about.Joan:You're fired.That's what I'm talking about.Carl:I When it comes to __________,Joan is the one you should ask for adviceA.collect stamps B.stamp-collectingC.stamp-collect D.both A and B how many children does Mr Green have?3.Mary,Joan and Jack.Mary is____sister.A Joan and Jack's B Joan's and Jack's joan will have some orange juice instead of coke改同义句 joan _____ ______ have some orange juice_____ coke. Is Mary Sally and joan's mother?啥意思啊 选择适当的形式填空1.Beijing is very ____(beauty) in autumn.2.My parents and I _____(have) a picnic tomorrow.3.It’s hot.Ma Li often goes ______(swim). and ma(c,5) 如何区别after 和beforethe filed research will take joan and paul about five months it will be a long time_____we meet them again A after B before 选什么 顺便翻译一下 Joan is as heavy as Tina.They have the same _____(weigh)还有 这个词是什么词性 Don't tell others.Keep it _____ you and meamongbetweeninwith