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。例1: He is eating an apple . (1)doing代替eating what代替an apple (2)變疑問句:Is he eating eat an apple? (3)What+Is he eating an apple? doing代替eating what替an apple 劃線部分省略。 (4)What is he doing?歸納分析,寫出正確答案 例2: She is doing her homework. (1)doing代替doing what代替 homework (2)變疑問句:Is she doing her homework? (3)What+Is she doing her homework? doing代替doing what代替 homework 劃線部分省略。 (4)What is she doing?歸納分析,寫出正確答案。 規(guī)則: 在現(xiàn)在進(jìn)行中,對(duì)動(dòng)詞提問,用doing代替劃線動(dòng)詞; 賓語用what代替;其句型結(jié)構(gòu)是:What is/aredoing?過去進(jìn)行時(shí) 例1:He was eating an apple . (1)doing代替eating what代替an apple (2)變疑問句:Was he eating an apple? (3)What+Was he eating an apple? doing代替eating what代替an apple 劃線部分省略。 (4)What was he doing?歸納分析,寫出正確答案 例2 :She was doing her homework. (1)doing代替doing what代替 homework (2)變疑問句:Was she doing her homework? (3)What+Was she doing her homework? doing替doing what代替 homework 劃線部分省略。 (4)What was she doing?歸納分析,寫出正確答案。 規(guī)則: 在過去進(jìn)行時(shí)中,對(duì)動(dòng)詞提問,用doing代替劃線動(dòng)詞; 賓語用what代替;其句型結(jié)構(gòu)是:What was/weredoing?形式一般將來時(shí) 例1: He will eat an apple . (1)do代替eat what代替an apple (2)變疑問句:Will he eat an apple? (3)What+Will he eat an apple? do代替eat what代替an apple 劃線部分省略。 (4)What will he do?歸納分析,寫出正確答案 例2 :She is going to do her homework. (1)do代替do what代替 homework (2)變疑問句:Is she going to do her homework? (3)What+Is she going to do ? do代替do ;what代替 homework 劃線部分省略。 (4)What is she going to do?歸納 (a大寫開頭字母;b去掉+號(hào);c小寫原先句首字母;d檢查。) 規(guī)則: 在一般將來中,對(duì)動(dòng)詞提問,用do代替劃線動(dòng)詞; 賓語用what代替;其句型結(jié)構(gòu)是:What will(shall)do? 或What is/are going todo ?形式。 三、對(duì)賓語提問:(1)賓語是物,對(duì)物進(jìn)行提問用what。 例:He eats an apple . (1)an apple是物,用what代替。 (2)變疑問句 Does he eat an apple? (3)What+ Does he eat ?省略an apple (4) What does he eat?歸納。 (1大寫開頭字母;2去掉+號(hào);3小寫原先句首字母;4檢查。) (2)賓語是人對(duì)人進(jìn)行提問用who(主格)或whom(賓格)。 160