Understanding the grammatical structure of a sentence can definitely aid in text completion questions. In text completion questions, you are typically given a sentence or a paragraph with one or more missing words or phrases, and you are required to select the most appropriate option to complete the passage.

  By understanding the grammatical structure of the sentence, you can identify the parts of******* needed to complete the missing word or phrase. For example, if the sentence requires a verb, you can narrow down your options to verbs only. Similarly, if the sentence requires an adjective or a noun, you can focus on options that fit those categories.

  Grammar also helps you identify the correct form of the word needed in the context. For example, if the missing word needs to be in plural form, you can eliminate options that are in singular form. Likewise, if the missing word needs to be in a specific tense, you can eliminate options that are in the wrong tense.

  Additionally, understanding the grammatical structure can help you identify the relationships between words or phrases in the sentence. This can be especially helpful in text completion questions that involve transitional words, connectors, or comparisons. By recognizing the grammatical relationships, you can select the option that maintains the logical flow and coherence of the sentence.

  However, it's important to note that grammatical structure is just one aspect to consider in text completion questions. Other factors such as context, tone, and overall meaning also play a crucial role in selecting the most appropriate option. So while grammatical understanding is helpful, it should be combined with a careful analysis of the given context to arrive at the correct answer.