| A | B |
|---|
| Recomiendo que estudies. | I recommend that you (tú) study. |
| Es necesario que yo haga la tarea. | It is necessary for me to do the hw. |
| Deseamos que Sr. cante en clase. | We want Sr. to sing in class. |
| Yo pido que mis amigos me ayuden. | I ask my friends to help me. |
| Mis amigos me ayudan. | My friends help me. |
| Sabemos que Sr. canta en clase. | We know that Sr. sings in class. |
| Dudo que la clase sea aburrida. | I doubt the class is boring. |
| Es dudoso que nosotros no estudiemos. | It is doubtful that we don't study. |
| Es importante estudiar. | It is important to study. |
| Es importante que estudiemos. | It is important that we study. |
| Es preciso que yo vaya a la biblioteca. | It is important/necessary that I go to the library. |
| Es preciso ir a la biblioteca. | It is necessary/important to go to the library. |
| Es bueno recibir buenas notas. | It is good to get good grades. |
| Es bueno que yo saque buenas notas. | It is good that I get good grades. |
