广东版）开心英语课件五年级上册 unit10,Unit10 I planted trees,教学目标： 重点掌握动词的过去式， 以及其在句子中的具体运用。 例如：What did you do yesterday? I planted trees yesterday What did Mary do yesterday? She watched TV yesterday,plant,watch,wash,cook,planted,watched,listen,help,Paint,call,washed,cooked,listened,helped,painted,called,动词过去式有几种变化,1、在动词后面直接加ed,plant-planted,help-helped,2、以字母y结尾，先将y变成i再加ed,carrycarried study-studied,am/ iswas arewere do/doesdid read-read,3、不规则变化,What did you do yesterday,I planted trees yesterday,What did Mary do yesterday,She watched TV yesterday,I planted tree yesterday,She watched TV yesterday,Did you plant trees yesterday,Yes, I did,No, I didnt,Did she watch TV yesterday,Yes, she did,No, she didnt,用所给单词的适当形式填空,1. What you (do) now,I (clean) my room,2.What you (do) every afternoon,I ( wash) my shoes,are,doing,am,cleaning,do,do,wash,3.What you (do) yesterday morning,did,do,I (watch) TV yesterday morning,watched,Mary (cook) some tofu everyday,Does,Cook,Yes, she,No, she .,they (listen) to music the day before yesterday,Yes,No, .,Did,did,didnt,listen,they,they,does,doesnt,Thank you for reading