Adverbs and adjectives

1 . Mary speaks very ____________________ English . She speaks very ____________________ .
2 . They must be tired because they have worked really hard .
3 . Please , ____________________ quietly ! The baby is sleeping .
4 . John loves ____________________ fast cars .
5 . My grandparents were ____________________ comfortably in their sofa when they ____________________ a loud bang on the door .