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1、Unit 12 What did you do last weekend?一般过去时(past tenses)：定义：表示过去某时间的动作或状态。结构:“主语+动词的过去式”1.规则动词的过去式：1)一般情况在动词原形后加-ed2)以不发音e结尾的加-d3)以辅音加y结尾的，去y变i加-ed4)以重读闭音节结尾，末尾只有一个辅音字母，先双写该辅音字母，再加-edwatch-watchedpractice-practicedstudy-studiedstop-stopped2.不规则动词的过去式：am,is-wasare-werehave,has-haddo-didwrite-wrotego-w
2、ent1) want - wanted 2)live-lived 3) study studied clean cleaned dance danced play playedturn _ taste _ stay _ happen _ waste _ cry _ wish _ agree _ marry _ 4)stopstopped plan_ 你知道下列动词的过去式吗？ do _ go _ have _ is_ see_ sit_ read_用所给动词的适当形式填空。1. We _ (live) in Japan last year1. Jack_ (stop) the car last
3、 Sunday1. Tom _ (clean) my room and _(study) for the Chinese test last weekend.4.What _ you _(do) last night?5.On Sunday morning I _(play) tennis.用所给词的适当形式填空。1.What (do) your father do last Monday?2.Tom (study) English last night.3.They (go) to the park last Saturday afternoon.4.We ( have) a class meeting last Tuesday afternoon.5.He (watch) TV over the weekend.6.Lily (swim) last Sunday.7.The boys (visit) his uncle last Friday.1