One of the most important questions they had to consider was__________ of public health
---I phoned you at 7 yesterday evening but nobody answered. ---Oh, I ______ my dog in the park then.
Remember to ________ the pockets before you put the trousers in the washing machine.
It is the first time that I ______________ such a beautiful scene.
The policeman asked ________ with the old woman.
The task requested _______ did it _______ careful and brave enough.