This document explains first conditional sentences, which describe future events that are real and possible, using an 'if clause' in present simple and a 'main clause' in future simple. It includes examples like 'if it doesn't rain tomorrow, I'll go to the park' and provides a review quiz for practice. The lesson aims to help learners form and understand first conditional sentences effectively.

1. First Conditional
Sentences

2. In This Lesson:
1. What is the first conditional?
2. How to form first conditional
sentences.
3. First conditional example sentences
4. Review Quiz

3. First conditional sentences are used to talk about future things
which might happen that we believe are real and possible.
1. What Is The First Conditional?
"If it doesn't rain tomorrow, I'll go to the park."
Example:

4. 2. How To Form First Conditional
Sentences
First conditional sentences are made up of an 'if clause' and a
'main clause'. The 'if clause' has the present simple tense. The
'main clause' has the future simple tense with will.
Example:
"If it doesn't rain tomorrow, I'll go to the park."

5. 3. Example Sentences
If we eat all this cake, we will feel sick.

6. 3. Example Sentences
If I am late for class, the teacher will be angry.

7. 3. Example Sentences
If we don't leave now, we will miss the train.

8. 3. Example Sentences
If it rains, I'll take a taxi.

9. 3. Example Sentences
If I don't study, I'll fail the test.

10. Review Quiz
Choose the correct answer to make a first
conditional sentence

11. 1
If it rains,
A
B
C
I stays at home.
I will stay at home.
staying at home.

12. 1
If it rains,
A
B
C
I stays at home.
I will stay at home.
staying at home.

13. 2
If I wake up late,
A
B
C
I lates for work.
I was late for work.
I will be late for work.

14. 2
If I wake up late,
A
B
C
I lates for work.
I was late for work.
I will be late for work.

15. 3
If you come home late,
A
B
C
I will be angry.
I am angry.
I be angry.

16. 3
If you come home late,
A
B
C
I will be angry.
I am angry.
I be angry.

17. 4
If she comes to the party,
A
B
C
I wasn't surprised.
I'll be surprised.
I am surprised.

18. 4
If she comes to the party,
A
B
C
I wasn't surprised.
I'll be surprised.
I am surprised.

19. 5
If I don't go to sleep early,
A
B
C
I will be tired.
I am so tired.
I was tired.

20. 5
If I don't go to sleep early,
A
B
C
I will be tired.
I am so tired.
I was tired.

21. GOOD JOB!