True: IF + present simple + present simple, IF + present simple + future simple, IF + past simple + would + verb, IF + past simple + would + have + verb (3rd form) /-ed, IF + past perfect simple + would + have + verb (3rd form) /-ed, False: Present simple + If + Past simple, Past simple + If + Future simple, Would + verb + If + Past perfect simple, Would + have + verb+ If + Past perfect simple, Would + have + verb (2nd form) /-ed + If + Past perfect simple,

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