Sentence structure exercises in Portuguese grammar are crucial for developing a firm understanding of the language. Like English, Portuguese structure is typically Subject-Verb-Object, but can vary. Effective exercises include rearranging jumbled words into a logical sequence, ensuring correct usage of articles, and appropriate pronouns usage. Practice identifying and forming compound and complex sentences also adds depth to language learning.

One exercise focuses on the placement of adjectives, which usually come after the noun in Portuguese, unlike English. Another involves understanding the correct positioning and conjugation of verbs: a fundamental distinction as Portuguese verb tenses are more complex.

Furthermore, exercises on the usage of auxiliary verbs alongside the main verb in Portuguese are also essential. Finally, paying attention to negation, where the placement of the ‘not’ can alter the sentence meaning is crucial. These targeted exercises enhance understanding and fluency, making Portuguese grammar easier to comprehend.