Do you know why the teacher calls me to her office? — He wants you to ____ your absence last night. [ ]

It is ________ ill health that she is now not so active in the movement.[ ]

Is John coming by train? — He should, but he _____ not. He likes driving his car. [ ]

Please be quiet. My little child _______.

_______ she was standing and waiting for a bus that she caught sight of the former President Clinton．[ ]