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Unit7WorkingorPlaying?Areyoureadingabook?Yes,Iam.No,I’mnot.Areyouwritingaletter?Yes,Iam.No,I’mnot.Areyoudoingyourhomework?Yes,Iam.No,I’mnot.You’renotdoingyourhomework!Areyoudoingyourhomework?Yes,Iam.No,I’mnot.You’renotdoingyourhomework!Areyoutidyingyourroom?Yes,Iam.No,I’mnot.You’renottidyingyourroom!Ishesleeping?No,heisrunning.Isshedancing?Yes,sheisdancing.Ishedoinghishomework?No,heissleeping.Aretheyplayingfootball?No,theyarecleaningthedormitory.动词的现在分词构成规则1.一般情况下只在词尾加-ing。如：do--doing,speak--speaking2.以不发间的字母e结尾的，去掉e，再加-ing。如：come--coming,take--taking3.末尾以“重读闭音节”结尾的单词，双写该辅音字母，再加-ing。如：sit--sitting,swim--swimming.现在进行时一般疑问句的变换方式：be动词提到句前，其他次序不变。回答：Yes,主语+be/No,主语+be+notIshedrinkingwaternow?Yes,heis.No,heisn’t.Aretheywriting?No,theyaren’t.Aretheyrunning?Yes,theyare.1.Sheissingingasongintheroom.她正在房间里唱歌。2.Hisfatheriswritingaletterwithapen.他的爸爸正在用笔写信。3.Theteacheristalkingwiththenewstudents.老师正在和学生们交谈。4.Theyaretalkingabouttoday’snewspaper.他们正在讨论今天的报纸。Areyou–ing？Homework1.用现在进行时造五个句子。2.要求同学们回家后在同一时间内观察家中其他成员，看看他们各自在做什么并做记录。