Use the given options to complete the rules.

• general truth
• Present Simple
• Present Simple
• possible in future
• probable in present
• Present Simple
• Future Simple
• can
• must
• may
• unreal in the present
• unlikely in the future
• Past Simple
• Past Continuous
• would
• could
• might
• unreal in the past
• Past Perfect
• Past Perfect Continuous
• would have
• could have
• might have

Type: Zero Conditional

Use: [ ]

If-clause: [ ], main clause: [ ]

Type: 1st Conditional

Use: [ ], [ ]

If-clause: [ ], main clause:  [ ]; modals: [ ], [ ], [ ] + bare infinitive

Type: 2nd Conditional

Use: [ ], [ ]

If-clause: [ ], [ ], main clause: [ ], [ ], [ ] + bare infinitive

Type: 3rd Conditional

Use: [ ]

If-clause: [ ], [ ], main clause: [ ], [ ], [ ] + past participle