用when和 while填空 11.Mother was cooking ___________ father was

用when和 while填空 11.Mother was cooking ___________ father was watching DVD last night.
用when和 while填空
Mother was cooking ___________father was watching DVD last night.
____________Tom got there,thefamous writer was giving a talk on his new book.
The singer was waving to us____________ she was singing the song.
___________ they were playingbasketball,we were cheering for them.
I took some photos______________ we were visiting Mount Huang.
The telephone rang ___________Kate was sleeping.
____________ the telephonerang,Kate was sleeping.
My uncle came to seeme_____________ I stayed in Shanghai.