11, doesn't have/ has.
12, watches/ is watching.
13, swim/ are going.
14, play/ are playing.
15, rides/ is walking.
16, work.
17, belongs.
18, see.
19, teaches.
20, is sleeping.
VII:
1, on.
2, in.
3, next.
4, on.
5, at.
6, to.
7, to.
8, in.
9, in.
10, in.
VIII:
1, Miss Van is a teacher.