AP Spanish Language and Culture › Subjunctive / Subjuntivo
What is grammatically incorrect about this sentence?
No creo que ellas pueden resolver los problemas.
The second verb is in the incorrect form.
The definite article in the sentence is incorrect.
The tense of the first verb is incorrect
The third verb shouldn't be an infinitive.
There is an "a" missing.
The correct answer is that the second verb in the sentence "pueden" is incorrect. Since the sentence is expressing a doubt, the subjunctive mood must be used. Instead of "pueden," "puedan" is used.