A.When B.If C.While D.Once 为什么?

A.When B.If C.While D.Once 为什么? I Iiked sports____I was young A because B while C if D when 为什么.. Do you mind___I use your computer?A.while B.when C.if D.because ___i was getting ready for a picnic,she was listening to music.A when B if C while D because I was___to leave the room ___the telephone rang.A.used ;as B.sure ;while C.about; when D.ready;if ------Tom is very good at science,his brother is hopeless A While B When C If DBecause Do you know _______ the plane takes off?A.when B.while C.if D.what选什么,问什么? We were working in the fields()it began to rain.A while B if C when D thought I was just coming to see you ( ) I ran into Wilson.A when B while C if D as. We will you do _____ it ____ tomorrow?A.when,will rain B.if,rains C.while,rains D.if,will rain ____ i will go out depend on the weather.A If B Whether C when D while 为什么这里选B不选A? 英语选择题Dad was reading a newspaper_________I was making a model ship.A.since B.when C.if D.while 要理由 -------the pome a second time ,the meaning of it will become cleaner to you ..A your having read B if reading C when you read D while reading _____ on a clear day,far from the city crowds,the mountains give him a senA：If walking B：Walking C：While walking D：When one is walking there was 什么 time 什么chinese used foreign oil A. a when B. a while C. / when D. / while （ ）1.It was raining heavily we got to Paris.A.while B.if C.when D.because （ ）2.I don’t k（ ）1.It was raining heavily we got to Paris.A.while B.if C.when D.because（ ）2.I don’t know if tomorrow.A.it doesn’t rain B.the rain will sto Tom likes orange very much ____________ Jim likes blue.A.while B.as C.when D.if应该选什么,请说出原因. She is very hard-working,_______ he is very lazy.应选什么?为什么?A.while B.when C.as D.if