英语翻译How long had the police taken to find his bicycle?

英语翻译How long had the police taken to find his bicycle? 英语翻译How long can the generator run withot refueling? How long the river is it'怎么用英语翻译 How long has she had the job?随便回答一个可以使 She has had the job for two years. How long have you _______this book from the libarly?A.brrowed B.had How long have you _____ the car?选项：A started B bought C borrowed D had How long have they _____ the computer?A.bought B.had C.borrowed D.sold how long had the police find his bicycle这句话为何不对 How long has he ---------the job A found B changed C had How long has he ___(find;change;got;had) the job? 英语翻译can you tell me how long dinosaurs -------- on the earth before they---------?A had existed ; disappeared B had existed; were disappeared C have existed ; disappeared D have existed ;were disappeared They tired to find out( ) the new train ( ) A how far/how gone B how long/has gone C how far/wentD how far had /run —How long have you had the bike?—Since last week什么时态为什么用have和had？ 英语翻译How long开头的 英语翻译什么时候用how long How long is the forever? How long does the love HOW long is the marathon?