【when放在句子前面和中间有什么区别?c.Mrs.Meyercalledthepolicewhenshefoundthedeadbody.d.WhenMrs.Meyerfoundherhusband’sbody,shecalledthepolice.ExplanationWhenintroducesacompletedaction.Itisusuallyusedwiththesi】

　　when放在句子前面和中间有什么区别?

　　c.Mrs.Meyercalledthepolicewhenshefoundthedeadbody.

　　d.WhenMrs.Meyerfoundherhusband’sbody,shecalledthepolice.

　　Explanation

　　Whenintroducesacompletedaction.Itisusuallyusedwiththesimplepast.In(c)and(d),whenintroducestheactionthathappenedfirst:FirstMrs.Meyerfoundthebodyandthenshecalledthepolice.

　　e.Mrs.MeyercametothedoorassoonasPhilForkarrived.

　　OR

　　f.AssoonasPhilForkarrived,Mrs.Meyercametothedoor.

　　Explanation

　　Assoonasintroducesacompletedactionandmeans“immediatelyafter.”

　　以上的述说,when和assoonas两个的用法是什么?c和d意思是相同的吗?e和f也是相同的吗?

　　when放在前面和中间有什么区别?