Complete the sentences with Second or Third Conditionals using the verbs in brackets.

1. My sister
(participate) in that singing competition last week if she
(not have to) prepare for her school exams.
2. I
(go) to the police if I
(be) you.
3. If people
(not buy) guns, the world
(become) safer.
4. Tom
(not eat) much “fast food” if his wife
(cook) at home.
5. I
(visit) Sarah yesterday if I
(know) that she was ill.
6. If you
(go) with me to Paris last month, you
(see) the Eiffel Tower too.
7. We
(not get) wet if you
(take) an umbrella.