when he because a famous poet he was ___ his early thirties.A.in B.at C.after D.from为什么

改正下面短文中的错误及其原因（10处）I live in the country and my father was a farmer .He is now forty-five years old Because of years of had work he looks old than his age when I was young he used to tell me the important of study Fa 1.He didn't come to school＿ a cold.A.because B.because of C.as for D.when He like writing poems in his free time because he wants to be a poet when he groes up I like swimming ( ) he likes skating.A.while B.because C.as D.when 具体分析! He slept well______all the windows open.A.when B.with C.while D.because 要原因 he slept well ( )all the windows open A.when B.while C.with D.because He slept well______all the windows open.A.when B.with C.while D.because he stammers a lot _____he speaks1.before 2.why 3.when 4.because Tired he was,he went on working without any rest.A because B when C since D as When he was a （ ） he was very young.The boy knew a lot about it.A.Allthough B.When C.If D.Because __ it was so cold, he went out without his coat. A Although B If C When D Because 为什么?__ it was so cold, he went out without his coat.A Although B If C When D Because 为什么? He made it clear____he was not interested in this subject.A.if B.because C.that D.when When a man is worrying about someing,it is () for him to swallow anything dry because he ha () appe He slept well ____ the door open .A.when B.while C.because D.with为什么选D,请详解, when a man is worrying about someing,it is difficult for him to eat anything because he has l__ appetite. he lost his temper,___i decided to leave.a.when b.thenc.at which pointd.because为什么? l did not leave------he came back a:because b:after c:when d:until 选哪个