20xx春牛津深圳版英語七下unit 4《save the trees》ppt復(fù)習(xí)課件(文件)
【正文】 _ 17 produce sth =___________ 18 convenient =______________ 19 discuss=________________ 20 be harmful to =________________ rescue sb absorb be helpful to be useful for make sth easy talk about be bad for Unit 4 Grammar The present continuous tense 現(xiàn)在進(jìn)行時 Ving 變化規(guī)則： 1) 一般在動詞原形后加 ing . 如 : playplaying watchwatching 2) 以不發(fā)音字母 e 結(jié)尾的動詞 ,去 e 加 ing. 如 : taketaking eing 3) 以 “輔 +元 +輔 ”結(jié)尾的動詞 ,且是重讀閉音節(jié)的單詞 ,雙寫輔音字母 +ing. 如 :runrunning swimswimming example exercise 練習(xí) :寫出下列動詞的 ing 形式 . _______ _______ helping ing shopping eating giving sitting beginning arriving spelling visiting back being lying 時間狀語 (1) now, look, listen (2) this week, these days (3) Where 提問的時候回答常用進(jìn)行時 Where is your father? He is reading in the living room. own, belong, have... smell, taste, feel, sound, look… want, think, understand, like, love, hate… 系動詞 表擁有的詞 ?表心理意愿的詞 不用進(jìn)行時的一些動詞 各種時間狀語的時間狀語 (1) often, always, usuall
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