grammatically

This sentence seems to be grammatically correct.

Cette phrase semble grammaticalement correcte.

Choose the grammatically incorrect sentence.

Choisissez la phrase grammaticalement incorrecte.

The sentence is not grammatically accurate.

La phrase n’est pas grammaticalement correcte.

I don't think that this sentence is grammatically correct.

Je ne pense pas que cette phrase soit grammaticalement correcte.

Strictly speaking, this sentence is grammatically incorrect.

À strictement parler, cette phrase est grammaticalement incorrecte.

This sentence sounds natural, but it's not grammatically correct.

Cette phrase sonne naturellement, mais elle n’est pas grammaticalement correcte.

This sentence is grammatically correct.

Cette phrase est grammaticalement correcte.

This sentence seems to be correct, grammatically.

Cette phrase semble correcte grammaticalement.