Practice.
Answer first, then read the explanation. Don't skip it — that's the whole point.
Mi jefe quiere que yo _____ usar el nuevo programa cuanto antes. (saber)
My boss wants me to know how to use the new program as soon as possible.
Es importante que yo _____ la fecha exacta del examen. (saber)
It is important that I know the exact date of the exam.
No creo que yo _____ la respuesta a esa pregunta tan difícil. (saber)
I don't think I know the answer to such a difficult question.
Espero que _____ que siempre puedes contar conmigo. (saber)
I hope you know that you can always count on me.
Ojalá que _____ nadar antes de las vacaciones en la playa. (saber)
I hope you know how to swim before the beach vacation.
Para que _____ la verdad, te contaré todo lo que pasó. (saber)
So that you know the truth, I'll tell you everything that happened.
Quiero que mi hijo _____ cuidar de sí mismo algún día. (saber)
I want my son to know how to take care of himself someday.
Es importante que el conductor _____ el camino de memoria. (saber)
It is important that the driver knows the route by heart.
No creo que ella _____ cocinar platos tan complicados. (saber)
I don't think she knows how to cook such complicated dishes.
Es importante que _____ defendernos en otro idioma cuando viajemos. (saber)
It is important that we know how to get by in another language when we travel.
Ojalá que _____ la noticia antes que los demás vecinos. (saber)
I hope we find out the news before the other neighbors do.
Quiero que ustedes _____ cómo funciona la máquina antes de usarla. (saber)
I want you all to know how the machine works before using it.
Espero que los estudiantes _____ las reglas antes del juego. (saber)
I hope the students know the rules before the game.
Es importante que ellos _____ a quién acudir en una emergencia. (saber)
It is important that they know whom to turn to in an emergency.
Not just a green check. A short paragraph telling you why.
No streaks, no points, no leaderboards. Just questions.
Runs in your browser. Bookmark the topics you want to come back to.