__he was a boy,Pele had a dream. 为什么填Ever since 不能填 while ?为什么?若填ever since,为什么不写成Ever sice he was a boy,he had had a dream.为什么?

__he was a boy,Pele had a dream. 为什么填Ever since 不能填 while ?为什么?若填ever since,为什么不写成Ever sice he was a boy,he had had a dream.为什么? __ he was a boy,Pele had a dream.为什么填Ever since 能填 while 有什么区别?如果填 ever since是否应该改成 Ever since he was a boy,Pele had had a dream.为什么? _he was a boy,Pele had a dream. 答案是Ever since 为什么不是 while ?为什么?若填ever since,为什么不写成Ever sice he was a boy,he had had a dream.为什么? Pele became a professional soccer player (when he was 15 years old)(对划线部分提问) __he is very good at numbers.A.Small boy as he is B.A small boy as he is 英语达人进.The clever boy made a hole in the wall,__he could see what was going inside the houseA on which B at which Cin which Dthrough which 怎么做完全不理解 Pele became a soccer star when he was 15.(对划线部分提问）划线部分是when he was 15. __he was tired,he didn't sto to rest.A Althought B thought 说一下原因, 语法填空Albert Einstein was born in Germany on 14th,1879.When he was a yong boy ,he used to ask lots of questions.1__the time he was fourteen,Einstein had taught himself 2__(advance)mathematics.He already knew 3__he wanted to be when he grew up.h a little boy was spending Pele became a ___ soccer star when he was fifteen.在bear ,start ,go,profession,talent,hiccup,record,receive,how long,tour中选一个 The boy was monster The boy was a monster __he is limited technical knowledge the old worker was a lot of enperience.选哪一个A.SinceB.UnlessC.AsD.Although Such a device __he was given proved almost worthless.A.as B.like C.that D.which Did J ack come back early last night ---Yes,It was not yet eight __he arrived home.A that Bwhen When the great day came __he was to march past the palace in theparade.A.whereB.sinceC.whenD.till __he was crossing the bridge,the earth suddenly began to shake.a)wgile b)when c)as d) after __he was tired,but he didn't sto to rest.A Althought B thought 说一下原因,