| A | B |
| la enseñanza | education |
| el descubrimiento | the discovery |
| un cambio | a change |
| la salud | health |
| sueña con | dreams about |
| con mucho esfuerzo | with much effort |
| a menudo | frequently |
| la granja | farm |
| pasear | to go for a walk |
| un lago | a lake |
| los pájaros bonitos | pretty birds |
| los peces | fish |
| en peligro de | in danger of |
| una tortuga | a turtle |
| recibir un premio | to receive a prize |
| el campo | countryside/field |
| el éxito | success |
| un sitio | a place |
| proteger el medio ambiente | to protect the environment |
| apagar las luces | to switch off the lights |
| utilizar menos | to use less |
| el cartón | cardboard |
| tirar pilas | to throw away batteries |
| encender fuegos | to light fires |
| con cuidado | with care |
| hacerse miembro de | to become a member of |
| la planta más alta | the highest floor |
| un novio | a boyfriend |
| tímido | shy |
| tratar de una forma muy distinta | to treat very differently |
| ya no me interesan | they no longer interest me |
| estoy preocupado | Im worried |
| llevo gafas | I wear glasses |
| me hacen sentir fea | they make me feel ugly |
| el maquillaje | make-up |
| así | thus/in this way |
| las lentillas | lenses |
| a tiempo parcial | part time |
| cambiar de curso | to change school year |
| pertenecer | to belong |
| se las prestarás | you will lend them to him/her/them |
| si pide permiso | if he/she asks permission |
| tuve que superar | I had to overcome |
| una prueba | a test |
| realizar experimentos | to carry out experiments |
| emocionante | exciting |
| desde arriba | from above |
| redondo | round |
| delgado | thin |
| a pesar de | in spite of |
| el humo | smoke |
| comodísimo | very comfortable |
| el cuerpo | the body |
| el regreso a la Tierra | the return to Earth |
| sorprendente | surprising |
| cuánta fuerza | how much strength |
| hace falta | you need |
| el tamaño | size |
| no
sino | not
but |
| solicitar un aprendizaje | to apply for an apprenticeship |
| soy encargado de | I'm in charge of |
| cobro poco | I earn little |
| te pones muy sucio | you get very dirty |
| hay que trabajar | you have to work |
| un mono | a monkey |
| limpiar la jaula | to clean the cage |
| sin embargo | however |
| se abre | is open |
| así que | and so |
| me ducho | I have a shower |
| una (des)ventaja | a (dis)advantage |
| cuidar | to look after |
| el salto | jump |
| lanzarse | to throw oneself |
| atado a los tobillos | tied to the ankles |
| una tonelada de peso | a ton of weight |
| enfermedades de corazón | heart problems |
| el lugar | place |
| tener en cuenta | to take into account |
| elegir | to choose |
| la velocidad | the speed |
| aunque | although |
| un monitor | an instructor |
| una cuerda | a rope |
| asegurar que | to ensure that |
| la naturaleza | nature |
| los menores | minors/young people |