Mary called me this morning and said that she had to        from school for two days to look after her mother in hospital．

    A keep away       B stay away        C leave away        D take away

Mary called me this morning and said that she had to　　　 from school for two days t o look after her mother in hospital.

A .keep away　　　 B,stay away　　　 C leave away　　　 D take away