Unit 11How was your school trip,单元语法专题Grammar Focus,2与一般过去时连用的时间状语 yesterday(昨天),last week/month/year(上周/上个月/去年),two days/months ago(两天/两个月前),the day before yesterday(前天),in 2000(在2000年),in those days(在那些日子里),just now(刚才),a moment ago(刚才,3动词过去式的构成 be动词的过去式:am/iswas;arewere 实义动词的过去式: a)一般在词尾加ed eg:playplayed;cleancleaned b)以字母e结尾的直接加d eg:livelived;likeliked,c)以“辅音字母y”结尾的,变“y”为“i”,再加ed eg:studystudied;worryworried d)末尾只有一个辅音字母的重读闭音节单词,先双写这个辅音字母,再加ed eg:stopstopped;planplanned e)不规则变化 eg:dodid;gowe