it will be 3 years before she returns from Singapore 这是什么结构

What will it be six years it will be 3 years before she returns from Singapore 这是什么结构 It will be three years before we meet again. 英语翻译还有It will be three years before he graduated. It will be two years before we meet again 翻译 It will be 2 years( )we see each other again. It ____ five years ____ we meet again.A.is ...since B.will be...since C.will be...before D.is...beforeWhich one?Why? Look The tree is growing well.When -Three years ago.A.was it planted B.did it plantC.will it be planted D.is it planted.选哪个 It ——15 years since he left here.Awas B has been C has D will be It will be 20 years ____ the two friends met in Vietnam.A.when B.before C.since D.that It will be ten years ___we meet again. A.since B.until C.before D.when 选c WHY will it be many years ___ we can live a rich and happy lifeAwhen B after C until D before It ___be two years before they find the new kind of machine.A.will be.B.has been It will be five years since we meet again.为什么用will be 还有when? it will be will Shanghai Disneyland has started to be built and it will be open__five years.A in B for C from D before Shanghai Disneyland has started to be built and it will be open___five years.A.in B.for C.from D.before 1.It ( )very beautful two years ago.A.is B.was C.were2.Today is May 3th,It will be May 5th the day( )tomorrow.A.before B.after C.at3.I can see( )soupA.any B.some C.many4.A:Can you help me to ( )a book for my sister?B:My pleaseure ,I will get it in th