You can take any seat ____ is free.
A、inwhichB
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Tammy: Someone is at the doctor.
Richard: ______.
Nora:Howlonghasthisbookshopbeeninbusiness?
Michel:______1982.
Someconceptsmaybedifficulttograspchieflybecausetheymaybeunfamiliaror_____ideas,opinionswhichwealreadyhold.
Doyouknowthereason____hewaslate?
"Thelecturerwasatallthinmanwithwhitehair.""Thenit_______Dr.Fellbecauseheisshortandfat.It_____Dr.Jones;heisthin."
