English — Grammar: Zero and First Conditional — 3rd Year Middle School — Algerian Curriculum

Zero and First Conditional

Conditional sentences express a condition and its result.

Zero Conditional

For general truths and facts: If + present simple, present simple
Example: If you heat ice, it melts.

First Conditional

For possible future situations: If + present simple, will + base verb
Example: If it rains, I will stay at home.

Comparison

Zero Conditional	First Conditional
If you heat water to 100°C, it boils.	If you study hard, you will pass.
Always true	Possible future

Exercises

1. Zero: If you ___ (mix) red and blue, you ___ (get) purple.
2. First: If she ___ (come) early, we ___ (watch) a movie.

Related Lessons:

• Present Perfect Tense (affirmative, negative, questions)
• Future Tense (will vs going to)

📍 دروس مشابهة:

• اللغة الإنجليزية — Linking Words: Addition, Contrast, Cause and Result — الرابعة متوسط — المنهاج الجزائري
• Modal Verbs – Can Must Should Have to – Rules and Exercises – English 2nd Year Middle School – Algerian Curriculum
• اللغة الإنجليزية — Writing a Cause-Effect Essay — 2ثانوي — شعبة آداب — بكالوريا — المنهاج الجزائري