来自蔡樱的问题
Thefirsttextbooks____forteachingEnglishasaforeignlanguagecameoutThefirsttextbooks___forteachingEnglishasaforeigncameoutin16th.A.beingwrittenB.tobewrittenC.beingwritingD.written选D是因为做定语从句的时候就
Thefirsttextbooks____forteachingEnglishasaforeignlanguagecameout
Thefirsttextbooks___forteachingEnglishasaforeigncameoutin16th.
A.beingwrittenB.tobewritten
C.beingwritingD.written
选D是因为做定语从句的时候就固定用written
可以havingbeenwritten
5回答
2020-02-25 22:34