The Present Subjunctive with Expressions of Doubt

1
The Present Subjunctive with Expressions of Doubt

• P. 487
• Realidades 2

2
Present Subjunctive - Doubt

• You have used the subjunctive to say that one
  person tries to persuade another to do something.
• It is also used after verbs and expressions that
  include doubt or uncertainty.

3
Present Subjunctive - Doubt

• Dudamos que puedan resolver todos los problemas.
• We doubt that they can solve all the problems.

4
Present Subjunctive - Doubt

• No es cierto que protejan las selvas tropicales.
• It is not certain that they will protect rain
  forests.

5
Present Subjunctive - Doubt

• Other expressions that indicate doubt or
  uncertainty are
• No creer que to not believe
• No estar seguro, -a de que to be unsure
• Es imposible que its impossible
• Es posible que its possible

6
Present Subjunctive - Doubt

• When the verb or expression indicates certainty,
  use the indicative, not the subjunctive.

7
Present Subjunctive - Doubt

• Estoy seguro de que destruyen los bosques.
• Im sure that they are destroying the forests.

8
Present Subjunctive - Doubt

• Creemos que es importante proteger la naturaleza.
• We believe that it is important to protect nature.

9
Present Subjunctive - Doubt

• The subjunctive form of hay is haya, form of
  haber.
• Es posible que haya suficiente electricidad.
• It is possible that there is enough electricity.