1、Lesson 20 Chrismas Tree,Yesterday my dad_(buy) a Chrismas tree!Lets_ it_.Its fun.,bought,put,up,How to put up a Christmas tree?,First, Im going to _the lights _the tree.,put,on,Then Im going to put Chrismas things on the tree.,Now, we _ our gifts _ the tree.,put,under,The star always _ on top.,goes,
2、There! Its _! Its beautiful!,done,一般过去时,动词变化规则： +ed 以e结尾+d：like 辅音+y结尾，变y为i+es：study 辅元辅结尾双写+ed：plan 不规则变化,句子结构：主语+动词过去式+其它Danny walked to school yesterday.,动词变为过去式： walk-walked; buy-bought; bring-brought; see-saw; go-went; sing-sang; teach-taught,I can read,walkwalked buybought seesaw bringbrought
3、gowent teachtaught fallfell havehad am/iswas arewere wherewear,I can say,Danny walked to school.Mrs. Smiths bought a carf.I brought a Christmas tree to my family,I can change,Danny walked to school.Mrs. Smiths bought a carf.I brought a Christmas tree to my family.,特殊疑问句：特殊疑问词+一般疑问句 特殊疑问词：who谁 what什么
4、 when什么时候 how怎么 where哪里 how many 多少,一般现在时（含实义动词时）,动词三单变化规则：1.+s2.以s,x,ch,sh,o结尾+es：wash，watch，do，go，pass，miss3.辅音+y结尾，变y为i+es：fly，carry，try,句子结构： 主语（非三单）+动词原形+其它They go to school by bus.主语（三单）+动词三单形式+其它Xiaona goes to school by car.,Translation,1.史密斯夫人经常买一些礼物。否定：一般疑问： 2.Cici每天晚饭后写作业。,Mrs. Smith often
5、 buys some gifts.,Cici does her homework after supper everyday.,Mrs. Smith doesnt often buy any gifts.,Does Mrs. Smith often buy any gifts?,时间状语：always，usually，never，every week/month/year, on Sunday,一般将来时,句子结构：主语+ be going to(打算)+动词原形+其它,I am going to bring a star for the tree.,注意 be going to do: 1. be 随主语变化2. 动词用原形，不需要变化,Translation,1.丹尼打算明天步行去公园。2.李明打算下周教丹尼学滑冰。,Danny is going to walk to school tomorrow.,Li Ming is going to teach Danny to skate next week.,时间状语：next month/year/Monday, In the future, one day,
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