Conditionals. Zero conditional

1. Conditionals

2. Все типы условных предложений состоят из двух частей: 1) главной части; 2)придаточной (условной) части.

Придаточная часть выражает условие и
содержит слова:
If - если
When - когда
Unless - если не
Главная часть показывает результат
соблюдения условия придаточной
части.

3. Zero Conditional

употребляется, если речь идет о научных
фактах, прописных истинах, очевидных
причинах и следствиях.
If Present Simple, Present Simple.
If = when
If you eat much,
you gain weight.
Water and oil do not mix if you combine them.
Water and oil do not mix when you combine them.

4. 1. The grass (to get) wet when it (to rain). 2. If you (to heat) ice, it (to melt). 3. If you (to mix) green and blue, you (not

to
get) purple.
4. If public transport (to be) efficient, people
(to stop) using their cars.
5. If people (to eat) too much, they (to get) fat.
6. People (to die) if they (not to eat).
7. You (to get) water if you (to mix) hydrogen
and oxygen.
8. Snakes (to bite) if they (to be) scared
9. If babies (to be) hungry, they (to cry).

5. Conditional I

обозначает реальные,
осуществимые ситуации,
которые могут относиться к настоящему или
будущему.
If Present Simple, Future Simple.
If I find a good job, I will be happy.

6. 1. Many wildlife habitats will be destroyed if man ______ (keep) polluting the environment. 2. If we dump all sorts of

chemicals into rivers,
we _____ (not be able to) swim in them in the future.
3. If we ______ (not stop) cutting down so many trees, we
________ (endanger) our oxygen supply.
4. If the global temperature ________ (rise), sea levels _______
(rise) too.
5. People ________ (run out of) drinking water one day if they
_______(not use) it more rationally.
6. If a human __________ (want) to help the planet, then he
_____________ (have to) change his habits.

7. Conditional II

охватывает маловероятные,
воображаемые ситуации,
относящиеся к настоящему или будущему.
If Past Simple, would+verb.
Note: в условной части глагол to be
может иметь форму were для любых
подлежащих.
If I were you, I would read this fantasy book.
If I had more money, I would live in a palace.

8.

What would you do if … If another student asked me
to copy my homework, I
… another student asked to copy
would say «No». It's pic 7.
your homework?
… you were bullied at school or
work?
… got lost in the forest at night?
… someone stole your bicycle?
3
4
5
… you saw a friend stealing
something?
… you were stuck in a lift?
… your mobile phone fell in the
toilet?
6
7

9. Conditional III

описывает невыполненные
условия в прошлом,
ситуацию, которую нельзя
изменить.
If Past Perfect, would have +V3.
If I had listened to your advice, I
would have been safe.
But now I am in a hospital.

10. 1. If the government ______ (give) more money to the factory it ______ (not close). 2. If the government _______(build) flood

barriers, we
_______(not have) the floods last year.
3. If Dan _______(know) how to swim, he _________ (not
drown).
4. If Molly ________(listen) to the weather- forecast, she
__________(know) it was going to rain.
5. If Greg _________ (tell) me he was ill, I _________ (be)
more sympathetic. .
6. If she ________ (prepare) for the exam, she __________
(pass) it.
7. If Bill _______ (see) the house, he ______ (not buy) it.