Vistas Spanish Chapter 13: The subjunctive with doubt, disbelief, and denial

The subjunctive is always used in a subordinate clause when there is a change of subject and the expression in the main clause implies _________ or ____________.

Negation or uncertainty.

Doubt or Certainty?

Dudar

Doubt

dudar means "to doubt"

Doubt or Certainty?

No dudar

Certainty

no dudar means "not to doubt"

Doubt or Certainty?

negar

Doubt

negar means "to deny"

Doubt or Certainty?

No cabe duda de

Certainty

no cabe duda de means "there is no doubt"

Doubt or Certainty?

no creer

Doubt

no creer means "not to believe"

Doubt or Certainty?

no hay duda de

Certainty

no hay duda de means "there is no doubt"

Doubt or Certainty?

no estar seguro/a (de)

Doubt

no estar seguro/a (que) means "not to be sure"

Doubt or Certainty?

no negar (e:ie)

Certainty

no negar means "not to deny"

Doubt or Certainty?

No es cierto

Doubt

no es cierto means "it's not true" or "it's not certain"

Doubt or Certainty?

creer

Certainty

creer means "to believe"

Doubt or Certainty?

no es seguro

Doubt

no es seguro means "it's not certain"

Doubt or Certainty?

estar seguro/a (de)

Certainty

estar seguro/a (de) means "to be sure"

Doubt or Certainty?

no es verdad

Doubt

no es verdad means "It's not true"

Doubt or Certainty?

es cierto

Certainty

es cierto means "it's true" or "it's certain"

Doubt or Certainty?

es imposible

Doubt

es imposible means "It's impossible"

Doubt or Certainty?

es seguro

Certainty

es seguro means "it's certain"

Doubt or Certainty?

es improbable

Doubt

es improbable means "it's improbable"

Doubt or Certainty?

es verdad

Certainty

es verdad means "it's true"

Doubt or Certainty?

(no) es posible

Doubt

(no) es posible means "it's (not) possible"

Doubt or Certainty?

es obvio

Certainty

es obvio means "it's obvious"

Doubt or Certainty?

*(no) es probable"

Doubt

(no) es probable means "it's (not) probable"

The __________ is used in a subordinate clause when there is no doubt or uncertainty in the main clause.

Indicative

In affirmative sentences, the verb creer expresses belief or certainty, so it is followed by the ___________.

Indicative.

In negative sentences, when doubt is implied, creer is followed by the ___________.

Subjunctive.

The expressions quizás and tal vez are usually followed by the ___________ because they imply doubt about something.

Subjunctive

(both words mean "perhaps")