选择合适的词完成句子。
[[QOrDeR]]This is my mother. ________ is a doctor.
【小题2】Look! That is my brother. ________ is running very fast.
【小题3】They are my friends. I like ________ .
【小题4】My father is a policeman. ________ favourite sport is playing the table tennis.
【小题5】Sue is my pen friend. Reading is ________ hobby.