me ayuda (a)   los examenes (to pass)

nos pone (a)   deberes (too much)

Me mola (a)   (to drive)

how do you say 'he/she supports me'

(a)  

Es (a)   difícil suspender el examen (quite)

how do you say 'if I don't understand'

(a)  

ayer (a)   al supermercado (I went)