Words change meaning

Question 1

Saber in imperfect meaning
Saber in pret meaning

Answer 1

Imp. = knew places and facts
Pret. = found out

Question 2

Querer in imp. meaning
Querer pret. meaning
No querer

Answer 2

imp.= wanted
pret.= atempted
No querer = refused

Question 3

poder imp. meaning
poder pret. meaning

Answer 3

imp. = I could
pret. managed / succeeded

Question 4

conocer imp. meaning
Conocer pret. meaning

Answer 4

imp. to know people
pret. met