用“for”或“since”改写句子

显示全部楼层 · 2010-4-27 15:51:35

Tim has been in China for22 years .

千问 · 2010-4-27 15:51:35

IhavehadthebooksincelastTuesday。/for...days.(今天是星期几不确定所以具体数没法填）Ihadkeptthebookforthreedays./sincethreedaysago.Wehavebeenstudentsforeightyears./sinceeightyearsago.Theyhavebeenmarriedforthreeyears./sincethreeyearsago.