Grammar Quiz · Updated July 2026

Conditionals Quiz: Test Your English Grammar

Twenty questions covering zero, first, second, third, and mixed conditionals. Fill in the correct verb form for each sentence. No multiple choice, no hints. Click submit to reveal your score and the correct answers.

Before You Start

This quiz tests all four conditional types plus mixed conditionals. Each question is a fill-in-the-blank sentence. You need to write the correct verb form.

4 questions on the zero conditional
5 questions on the first conditional
4 questions on the second conditional
4 questions on the third conditional
3 questions on mixed conditionals

If you need a refresher, read our Complete Conditionals Guide first.

Zero Conditional (General Truths)

Formula: If + present simple, present simple

1. If you ice, it .

2. If it , the grass wet.

3. Water if you it to 100 degrees.

4. If I tired, I coffee.

First Conditional (Real Future)

Formula: If + present simple, will + base verb

5. If she hard, she the exam.

6. If it tomorrow, we at home.

7. If you , you the bus.

8. He happy if he the job.

9. If we now, we on time.

Second Conditional (Unreal Present)

Formula: If + past simple (were), would + base verb

10. If I rich, I the world.

11. If she more time, she piano.

12. If we on a beach, we every day.

13. He a house if he enough money.

Third Conditional (Unreal Past)

Formula: If + past perfect (had + past participle), would have + past participle

14. If I about the party, I .

15. She the test if she harder.

16. If we a taxi, we the flight.

17. They if they more.

Mixed Conditionals

A mix of zero, first, and second conditional structures.

18. If I breakfast, I hungry by lunch. (zero conditional)

19. If she taller, she basketball. (second conditional)

20. If you fire, you burned. (zero conditional)

Answer Key

Zero Conditional (Questions 1-4)

Q	Answer	Full Sentence
1	heat / melts	If you heat ice, it melts.
2	rains / gets	If it rains, the grass gets wet.
3	boils / heat	Water boils if you heat it to 100 degrees.
4	feel / drink	If I feel tired, I drink coffee.

First Conditional (Questions 5-9)

Q	Answer	Full Sentence
5	studies / will pass	If she studies hard, she will pass the exam.
6	rains / will stay	If it rains tomorrow, we will stay at home.
7	don't hurry / will miss	If you don't hurry, you will miss the bus.
8	will be / gets	He will be happy if he gets the job.
9	leave / will arrive	If we leave now, we will arrive on time.

Second Conditional (Questions 10-13)

Q	Answer	Full Sentence
10	were / would travel	If I were rich, I would travel the world.
11	had / would learn	If she had more time, she would learn piano.
12	lived / would swim	If we lived on a beach, we would swim every day.
13	would buy / had	He would buy a house if he had enough money.

Third Conditional (Questions 14-17)

Q	Answer	Full Sentence
14	had known / would have gone	If I had known about the party, I would have gone.
15	would have passed / had studied	She would have passed the test if she had studied harder.
16	had taken / wouldn't have missed	If we had taken a taxi, we wouldn't have missed the flight.
17	would have won / had practised	They would have won if they had practised more.

Mixed Conditionals (Questions 18-20)

Q	Answer	Type	Full Sentence
18	don't eat / am	Zero	If I don't eat breakfast, I am hungry by lunch.
19	were / would play	Second	If she were taller, she would play basketball.
20	touch / get	Zero	If you touch fire, you get burned.

Keep Learning

Want to improve your conditionals further? Try these guides:

Complete Conditionals Guide - Full explanation of all four conditional types
First Conditional: Rules and Examples - Deep dive into real future possibilities

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