fill in prepositions 1.why were you late classes? 2.why are you angry me? 3.you are always late my parties.

1.why were you late for classes? 2.why are you angry at me? 3.you are always late for my parties.4.it happens to them very often.5.what happened to him? 6.Tom is often late for classes.7. -are you looking at the birds in the sky? — yes,i am,i am fond of watching birds.8.she is tired of answering his questions.9. who looks after your pets when you are at school.10.Kate's brother can never find his things,he often looks for his toys and clothes