when和while
用when或while重写句子
1.IwasreadinganEnglishbookwhentheteschercamein.
(),theteachercamein
2.WhileJimwascookingdinner,thetelephonerang.
Jimwascookingdinner().
3.TheywereplayingsoccerwhenIwenttotheplaygroundyesterday.
(),Iwenttotheplaygroundyesterday.
4.WhileSallywascuttinghairinthebarbershop,Jimcameintotheshop.
()
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