Помогите с английским

1) am, are
2) are
3) are
4) is
5) swims
6) is coming
7) costs
8) speaks
9) don’t watch
10) don’t understand
11) sings
12) is, will
13) are, were
14) visited
15) works
16) buy bought bought
catch caught caught
come came come
cost cost cost
do did done
drink drank drunk
eat ate eaten
break broke broken
find found found
fall fell fallen
give gave given
have had had