用when或while填空——Margowastalkingonthephone,hersisterwalkedin.wevisitedtheschool,thechildrenwereplayinggames.Allenwasakeaninghisromm,thephonerangHewasdrivingalongsuddenlyawomanappearedJakewasw
——Margo was talking on the phone,her sister walked in.
____we visited the school,the children were playing games.
_____Allen was akeaning his romm,the phone rang
He was driving along_____suddenly a woman appeared
______Jake was waiting at the door,an old woman called him
He was reading a book_____suddenly the telephone rang
____it began to rain,they were playing chess
She saw a taxi coming_____the woman was waitingg under the streetlight
i was cleaning my room_____my mother was cooking
what were you doing_____the weacher came in?
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