Uze the required form:
1.If it____ , we will not go to the park.
a) will rain
b) rains
c) will not rain
d) does not rain
2. You will not pass the exam , _________ you work hard.
a) if
b) when
c) unless
d) as soon as
3. When we ______ ready , I will call you.
a) shall be
b) are