Изучение грамматики полезно.

The study of grammar is useful.

Breakdown of Изучение грамматики полезно.

• грамматика: the grammar
• полезный: useful
• изучение: the study

Questions & Answers about Изучение грамматики полезно.

What is the role of "Изучение" in the sentence, and why is it in the neuter form?

"Изучение" is a verbal noun (a gerund converted into a noun) derived from the verb изучать (“to study”). In this sentence, it functions as the subject and, as a neuter noun, it determines that any agreeing predicate adjective (like полезно) must also be in the neuter form.

Why is "грамматики" in the genitive case in the phrase "Изучение грамматики"?

In this construction, грамматики is in the genitive case because it specifies what is being studied. In Russian, when a noun modifies another noun to indicate the object of the action (here, studying grammar), the modifying noun is typically put in the genitive case.

Why does the sentence not include a verb equivalent to "is" as in "Studying grammar is useful"?

Russian commonly omits the present-tense form of the verb быть (“to be”) in simple statements. So although in English we say “is,” in Russian the linking verb is understood and not explicitly stated.

Why is the predicate adjective used in its short, neuter form (полезно) instead of a full adjective form like полезный?

Because the subject изучение is a neuter noun, the predicate adjective must agree with it in gender. In predicate positions—especially in simple, descriptive sentences where the verb быть is omitted—the short form of the adjective (in this case, полезно) is used to directly link back to the neuter subject.

Can the word order of this sentence be rearranged, and if so, what effect might that have?

Yes, Russian word order is relatively flexible. While Изучение грамматики полезно is a neutral, standard order (subject first, then predicate), rearranging it—for example, Полезно изучение грамматики—might be used to emphasize the idea that “studying grammar is indeed useful.” The meaning remains the same, but the focus can subtly shift depending on the order.