Well it all depends on what you're writing about. When you write your rough draft think about the feeling it gives when reading it over. Then if it feels right, give it a go. This might not help much but think about how you feel while reading it.
Answer:
a) lives
b) likes
c) gets up
d) eats
e) has
f) takes
g) goes
h) does not eat
i) goes
j) play
k) is
l) can not play
m) sits
n) checks
Some of these may fit in the blanks, some may not. This is just what I think goes good with all the sentences so sorry if some are incorrect!
We call them as vegetarians