irregular verbs - level 14

1	Echar	Cast	Cast	Cast
2	Huir	Flee	Fled	Fled
3	Predecir	Foretell	Foretold	Fortold
4	Arrodillarse	Kneel	Knelt	Knelt
5	Buscar	Seek	Sought	Sought
6	Matar	Slay	Slew	Slain
7	Esforzarse	Strive	Strove	Striven
8	Impulsar	Thrust	Thrust	Thrust
9	Pisotear	Tread	Trod	Trodden
10	يمشي مسرعاً	Stride	Strode	Stridden