现在进行时授课课件.pptVIP

Present continuous tense 现 在 进 行 时 ;;2.句型结构： 现在进行时是由be(am/is/are)+动词-ing形式 构成的。Be 随着人称、数的变化而变化。(am is are) 肯定句结构：主语+be+动词-ing形式+其他. He is watching TV now. 否定句结构：主语+be+not+动词-ing形式+其他. He isnt watching TV now. 一般疑问句结构： Be+主语+动词-ing形式+其他？ Is he watching TV now. 特殊疑问句结构：疑问词+be+主语+其他？ Who is watching TV now?; 用be (is, am , are )动词的适当形式填空 ;现在分词与动名词的基本形式你知道吗？;动词现在分词(V-ing)构成: 1.一般在动词原型后加ing 如:　read----reading ; 　drink---drinking ; 　 eat---eating ; 　 listen--- listening　 jump---jumping ; 　 2.以不发音e结尾的动词，去掉e再加ing 如:write ---writing ; 　make--- making ; 　ride---riding ;　 take---taking 3.以辅音字母+元音字母+辅音字母(辅元辅）结尾的重读闭音节结尾的动词，双写末尾的辅音字母再加ing　 例如:sit---sitting ; 　swim---swimming ; 　 put--- putting ; run--- running； get----getting 4.特殊变化：lie--lying;写出下列动词的现在分词 Eg: do-- doing;读单词，把单词变成现在分词的形式 buy______ wait_____ write _____ shop ___ talk______ tell____ have _____ swim___ walk _____ drink______ take_____ run____ eat ____ enjoy______ drive_____ get____ lie_____;;Look! He is playing computer games.;He is thinking now.;They are swimming.;Listen! They are talking.;常与现在进行时态连用的词有:now, at the moment, listen,look等。 如：What are you doing now? (你在干什么？) I’m reading now. (我现在正在读书。) Listen! She is singing. (听，她正在唱歌。) Look! My parents are watering the flowers . (看,我的父母亲正在浇花.) ; 句型转换： 1.They are cleaning the house.（一般疑问句） 2.Sam is at work.（改为同义句） 3.Tom is singing.（改为否定句） 4.Kate is______________________（划线提问） 5.She is sitting ________________ （划线提问） ;Fill in the blanks: It’s a fine Sunday morning. There’re many people in the park. They are playing. Look: Two boys _____________ (play) with yo-yos. A girl_________ (fly) a kite. Two Children_____________ (mend) a toy boat. There____ (be) a lake in the park. Near the lake ,a young man___________ (run). There ______ (be) two men n