--how long did he ____ --for 12 yearsswimming B.started swimming C.swim D.swam 选C,为什么

I'd like to know __ chinses.A.when he began to learnB.when did he begin to learnC.when did he begin learning D.for how long he begian to learn How long before did he join the army?改错. How long before did he join the army?改错 ___ did you uncle buy this car?He __ it for nearly two years.A.When;has bought B.When;has had___ did you uncle buy this car?He __ it for nearly two years.A.When;has bought B.When;has had C.How long;has bought D.How long;has hadThe new supermarket in __ did you finish the work ---About a week .A.when B.how long C.how often D.how many . How long __ Leo__ yesterday? He was very tired when he was back from the skating club.A did; skate B has ; been skating 选择哪一个,我认为A是 正确的,但答案是B.为什么? How long did he hiccup?He ___ ___ 10 years and 2 mouths how did he go ___is the train station from the post office,do you know?about twenty_minutes by bike.A how muchB how long C how soon D how farhe could hardly believe what she said,__?A didn't he B did he C couldn't he D could hel think shanghai food is __sichuan fo 初二英语阅读题(急!)A:__ did you gp for your last vacation?B:I went to the Great Wall.A:How was the __?B:It was cool.A:Who did you go __?B:My parents.A:How did you go there?B:We went there __ train.A:How long did it __ you?B:About 2 hours.A:Wh What did Jim say?He said that _______ he missed us in the USA.A.how long B.how often C.how many D.how much －John’s English is very good.－Yes.I want to know ____________.A.when he started to learn English.B.when did he start to learn EnglishC.how long did he learn EnglishD.how long he learn English 有没有 He ran for 2 hours.这种句式而且提问for 2 hours 还是 how long did he run. How long did it take you____your homework? How long ago did you start school? how,spend,did,there,long,you(?) How long did the English exam last How long did you stay there?