Zero Conditional

if + present, present for general truths.

Examples

• If you heat ice, it melts.

Key rules

• Form: if + present simple, present simple
• Use it for general truths and facts
• When can replace if
• The result is always true: If you heat ice, it melts

Common mistakes

• If you will heat ice, it melts → If you heat ice, it melts
• If it rained, it is wet → If it rains, it is wet