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1、一般过去时动词过去式 1.一般在动词末尾加-ed.work-worked plant-planted play-played 2.结尾是 e 的动词在末尾加-d.like-liked live-lived change-changed 3.末尾只有一个辅音字母的重读闭音节,先双写这个辅音字母,再加-ed.stop-stopped plan-planned (prefer-preferred)4.以辅音字母加 y 结尾的,先变 y 为 i 再加-ed.cry-cried carry-carried study-studied 5.不规则变化。A.cost-cost cut-cut hit-hit
2、 let-let put-put beat-beat must-must readi:-reade B.become-became come-came run-ran bring-brought catch-caught dig-dug feel-felt have/has-had hear-heard hold-held keep-kept will-would lend-lent leave-left make-made meet-met pay-paid say-said sell-sold send-sent shine-shone sit-sat sleep-slept shall-
3、should spend-spent tell-told think-thought am/is-was are-were begin-began blow-blew may-might break-broke do-did draw-drew drink-drank drive-drove eat-ate fall-fell fly-flew forget-forgot give-gave go-went grow-grew know-knew lie-lay mistake-mistook ride-rode ring-rang see-saw sing-sang speak-spoke swim-swam take-took throw-threw wake-woke wear-wore write-wrote can-could bear-bore-born learn-learnt/learned smell-smelt/smelled