In Numbers^x, Perfect progressive^x, Future Progressive^x

I was told that there are twelve tenses in English 1 Simple Present Tense 2 Present Perfect Tense 3 Present Progressive Tense 4 Present Perfect Progressive Tense 5 Simple Past Tense 6 Past Perfect Tense 7 Past Progressive Tense 8 Past Perfect Progressive Tense 9 Simple Future Tense 10 Future...