Question

لَمْ يَفْعَلُوْا Active اِنْ / لَمْ / لِ  / لاَ  cause it to become  جَزْم

Accepted Answer

They (P/M) did not do لَمْ  changes meaning of word from he does to he did not do - paste tense and negation جَزْم  : final ن of present tense رَفْع verb dropped

Front	لَمْ يَفْعَلُوْا
Back	They (P/M) did not do
Back2	Active
Back3	لَمْ changes meaning of word from he does to he did not do - paste tense and negation
Back4	اِنْ / لَمْ / لِ / لاَ cause it to become جَزْم
Back5	جَزْم : final ن of present tense رَفْع verb dropped

لَمْ Tense جَزْم يَفْعَلُوْا P/M Active Meaning Word