| A | B |
| ponerse ___ | a / to begin to |
| acercarse ___ | a / to approach |
| apresurarse ___ | a / to hasten (hurry) to |
| regresar ___ | a / to return to (to ... again) |
| volver ___ | a / to return to (to ... again) |
| acertar ___ | a / to happen to (by chance) |
| acostumbrarse ___ | a / to become |
| atreverse ___ | a / to dare to |
| ayudar ___ | a / to help to |
| disponerse ___ | a / to get ready to |
| llegar ___ | a / to succeed in |
| negarse ___ | a / to refuse to |
| obligar ___ | a / to force, to compel to |
| acabar ___ | de / to have just |
| acordarse ___ | de / to remember to |
| alegrarse ___ | de / to be glad |
| encargarse ___ | de / to take charge of |
| olvidarse ___ | de / to forget to |
| consentir ___ | en / to conent to; to agree |
| tardar ___ | en / to delay in; to be long in |
| contar ___ | con / to count on; to rely on |