I.
b.go
c.plays
d.will not be
e. will ring
f.do not solve
II.
b. you will tired if you don't sleep
c.get, will
d.help, will give
e.sing, will be
f.will read, like
III.
If you go to school on foot, you will late
If I have a money, I will buy you a present
If I find my notebook, I will do my homework
If I do the washing up, my mother will give me 5 pounds
If we spend our holiday in Spain, we will visit Valencia