📝 Created by: El Arby Ameur | 📅 August 2026 | 🌐 lesson.tn

✍️ Zero Conditional Exercises: Printable Worksheets with Answers

Level: A2 | Includes: 5 exercises + Answer Keys

Grammar Conditionals zero conditional exercises worksheets

Exercise 1: Fill in the correct verb form

If you ______ (heat) ice, it ______ (melt).
If you ______ (mix) blue and yellow, you ______ (get) green.
If she ______ (study), she ______ (get) good grades.
If I ______ (be) tired, I ______ (go) to bed early.
If you ______ (not/eat), you ______ (get) hungry.
If the light ______ (be) red, you ______ (stop).
If it ______ (rain), the grass ______ (get) wet.
If you ______ (not/water) plants, they ______ (die).
If she ______ (practice), she ______ (improve).
If I ______ (have) free time, I ______ (watch) TV.

Exercise 2: Choose the correct form

If you (heat / will heat) water, it boils.
If she studies, she (gets / will get) good grades.
If I am late, my teacher (is / will be) angry.
If you (don't / won't) water plants, they die.
If it rains, the grass (gets / will get) wet.
If he (eats / will eat) too much, he gains weight.
If you (don't / won't) sleep, you feel tired.
If she practices, she (improves / will improve).
If I have a headache, I (take / will take) a pill.
If the phone rings, you (answer / will answer) it.

Exercise 3: Match the sentence halves

If you don't sleep, ...
If you mix red and white, ...
If you heat water to 100°C, ...
If you drop a glass, ...
If you don't eat, ...
If you study hard, ...
If you exercise, ...
If you save money, ...

Options:
a. it breaks.
b. you get tired.
c. it boils.
d. you get hungry.
e. you get pink.
f. you get good grades.
g. you become rich.
h. you stay healthy.

Answers:
1-b, 2-e, 3-c, 4-a, 5-d, 6-f, 7-h, 8-g

Exercise 4: Complete with IF or WHEN

______ you heat ice, it melts.
______ I am tired, I go to bed early.
______ the light is red, you stop.
______ she studies, she gets good grades.
______ it rains, the grass gets wet.

Answers:
1. If/When | 2. If/When | 3. If/When | 4. If/When | 5. If/When

Exercise 5: Correct the mistakes

If you will heat ice, it melts. → ____________________
If you heat ice, it will melt. → ____________________
If she is tired, she will drink coffee. → ____________________
If I am late, my teacher get angry. → ____________________
If you don't water plants, they will die. → ____________________

Answers:
1. If you heat ice, it melts.
2. If you heat ice, it melts.
3. If she is tired, she drinks coffee.
4. If I am late, my teacher gets angry.
5. If you don't water plants, they die.