用“for”或“since”改写句子Tim,a 40-year-old Englishman,has been in China since he was18 years old.（用 for 改写句子）

用for和since改写句子 英语 用“for”或“since”改写句子Tim,a 40-year-old Englishman,has been in China since he was18 years old.（用 for 改写句子） 用for或since改写句子He left his hometown in 2006.He ____ ____ ____ ____ his hometown ____ 3 years ago John joined the army three years ago.(用since或for改写） 怎么写. Anna has been ill in hospital for three weeks.（用since改写句子） 用for或since把句子改为现在完成时 用for或since完成句子,我没去过博物馆 My husband became a teacher 15 years ago.(用since或for改写） 怎么写啊. He has been skating for five hours.(用since改写句子) He has been skating___ ___ ___ ___ 一个句子后面有since或for,这个句子用什么形式? 改写句子：It has been in use since 1998.(用in 1998改写句子） 句子中有since或for用什么时态,结构是什么? 用for或since把句子改现在完成时(短暂性动词要变为延续性动词) Tom came here yesterday 用since改写句子TOM ____ ____ here since yesterday 用since 和 for完成句子 在改写后的句子中填入适当的词,使其与原局意思相同或相近I have not got any letters from him for three weeks.It---- ---- ---- since I ---- ---- him last 1.I have been teaching in this school since 1998.(用for改写句子)I have been teaching in this school( )( )( ).2.The workers have been working for eight hours.(改为一般疑问句)( )the workers( )( )for eight hours? We began to study hear 2 year ago.改为同义句 用since或for转化为现在完成时的句子