1. TIME
When you think, believe, are sure … that something is going to occur you DO NOT use the subjunctive. On the contrary, when you don’t think, don’t believe, aren’t sure … that something is going to occur, USE the subjunctive.
As a rule of thumb, think of things that you believe to be true as part of the realm of surety, because you think it.
1. POSITIVE BELIEFS
When you think, believe, are sure … that something is going to occur you DO NOT use the subjunctive. On the contrary, when you don’t think, don’t believe, aren’t sure … that something is going to occur, USE the subjunctive.
As a rule of thumb, think of things that you believe to be true as part of the realm of surety, because you think it.
INDICATIVE
Creo que …
Pienso que …
Me parece que …
Estoy seguro de que …
SUBJUNCTIVE
No creo que …
No pienso que …
No me parece que …
No estoy seguro de que …
1. IMPERSONAL CERTAINTIES
When you think, believe, are sure … that something is going to occur you DO NOT use the subjunctive. On the contrary, when you don’t think, don’t believe, aren’t sure … that something is going to occur, USE the subjunctive.
As a rule of thumb, think of things that you believe to be true as part of the realm of surety, because you think it.
INDICATIVE
Es cierto que …
Es verdad que …
Es obvio que …
SUBJUNTIVE
No es cierto que …
No es verdad que …
No es obvio que …