| A | B |
| deber | ought to, should do something |
| necesitar | to need to do something |
| pensar | to plan to do something |
| preferir | to prefer to do something |
| poder | to be able to do something |
| querer | to want to do something |
| saber | to know how to do something |
| soler | to be in the habit of doing something |
| acabar de | to have just finished doing something |
| aprender a | to learn to do something |
| ayudar a | to help to do something |
| empezar a | to start to do something |
| enseñar a | to teach to do something |
| invitar a | to invite to do something |
| ir a | to be going to something |
| volver a | to do something again |
| dejar de | to stop doing something |
| tener ganas de | to feel like doing something |
| terminar de | to finish doing something |
| tratar de | to try to do something |
| hay que | "it's necessary to" do something (impersonal) |
| tener que | to have to do something |
| me gusta | "I like" to do something |
| me gustaría | "I would like" to do something |
| me encanta | "I love" to do something |