when和while区别及专项练习-含答案.pdf
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1、 when 和 while 用法区别专项练习 讲解三例句:1.The girls are dancing while the boys are singing.2.Kangkangs mother is cooking when he gets home.3。When/While Kangkangs mother is cooking,he gets home.一、用 when 或者 while 填空 1。_ Margo was talking on the phone,her sister walked in.2。_ we visited the school,the children we
2、re playing games.3。_ Sarah was at the barbers,I was going to class.4._ I saw Carlos,he was wearing a green shirt。5。_ Allen was cleaning his room,the phone rang。6._ Rita bought her new dog;it was wearing a little coat。7.He was driving along _ suddenly a woman appeared.8._ Jake was waiting at the door
3、,an old woman called to him。9。He was reading a book _suddenly the telephone rang.10。_ it began to rain,they were playing chess。二、用所给动词适当形式填空 11。While Jake _(look)for customers,he _(see)a woman.12。They _(play)football on the playground when it _(begin)to rain.13.A strange box _(arrive)while we _(talk
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