原帖由 <I>ciwei1983</I> 于 2008-10-7 21:17 发表 <A href="https://www.njzxxyy.com/bbs/redirect.php?goto=findpost&pid=306829&ptid=31772" target=_blank><IMG alt="" src="https://www.njzxxyy.com/bbs/images/common/back.gif" border=0></A> 举些过去时的例子让学生明白啊! 比如 I am ten years old now ,but I was eight years old two years ago.