Я не хочу вырывать страницу из книги: лучше сделать копию.

Because страницу is the accusative singular form of страница, and it is the direct object of вырывать.

Base form:

• страница = page

Accusative singular:

• страницу

For many feminine nouns ending in -а, the accusative singular changes -а to -у:

• книга → книгу
• страница → страницу
• копия → копию

So вырывать страницу means to tear out a page.

Because the preposition из means out of / from, and it requires the genitive case.

Base form:

• книга = book

Genitive singular:

• книги

So:

• из книги = out of the book / from the book

This is a very common pattern:

• из дома = out of the house
• из школы = from school
• из коробки = out of the box

This is mainly about aspect.

• вырывать = imperfective
• вырвать = perfective

In this sentence, не хочу вырывать sounds natural because the speaker is rejecting the action in general: I don’t want to be tearing out / I don’t want to tear out.

With не хотеть, Russian often uses the imperfective when the idea is I don’t want to do that kind of action at all.

If you said не хочу вырвать, it would focus more on one completed act of tearing out the page. That is possible in some contexts, but here вырывать sounds more natural and less result-focused.

So the contrast is roughly:

• не хочу вырывать страницу = I don’t want to tear out a page
• не хочу вырвать страницу = I don’t want to tear out that page as a completed act

Вырывать means to tear out, to rip out, or literally to pull out forcibly.

It is stronger than just take out. It suggests removing something by force, and often damaging it in the process.

So:

• вырывать страницу из книги = to tear a page out of a book

The prefix вы- often gives the idea of out:

• выйти = go out
• вынуть = take out
• вырвать = tear/pull out

The colon connects the two parts very closely. It shows that the second part gives the better alternative or the explanation/conclusion.

So the structure is basically:

• I don’t want to tear a page out of the book: it’s better to make a copy.

The second part explains what should be done instead.

A colon is more expressive and tighter than just using a period. In English, this kind of colon can also sound natural.

Лучше means better, and in this kind of sentence it works impersonally, like:

• лучше сделать копию = it is better to make a copy

Russian often leaves out words that English would include, such as it is.

So literally, the structure is something like:

• better to make a copy

It does not need to say exactly for me or for us. The meaning is general and understood from context.

Again, this is aspect.

• сделать = perfective
• делать = imperfective

Here the idea is to produce one finished copy, so Russian uses the perfective:

• сделать копию = make a copy, complete it

If you used делать, it would sound more like focusing on the process, repeated action, or an ongoing activity.

So:

• лучше сделать копию = better to make a copy
• лучше делать копию would usually not fit as well here

Because копию is the accusative singular of копия, and it is the direct object of сделать.

Base form:

• копия = copy

Accusative singular:

• копию

This follows the same pattern as other feminine nouns ending in -я:

• линия → линию
• история → историю
• копия → копию

So:

• сделать копию = to make a copy

Because Russian often uses impersonal infinitive constructions.

The idea is not I make a copy or you make a copy explicitly. It is just:

• better to make a copy

The subject is understood from context. In this sentence, it naturally means something like:

• I’d better make a copy or
• It would be better to make a copy instead

Russian does this very often, especially with words like:

• можно = it is possible / one may
• нужно = it is necessary
• нельзя = it is forbidden / impossible
• лучше = better

Yes. Russian word order is flexible, although different orders change the emphasis.

The given version:

• Я не хочу вырывать страницу из книги

is natural and neutral.

You could also say:

• Я не хочу вырывать из книги страницу

This puts a little more focus on из книги or on the fact that the page is being removed from the book.

Russian word order often depends on what is already known and what is being emphasized, not only on grammar.

Because Russian has no articles.

English says:

• a page
• the book
• a copy

Russian simply says:

• страницу
• из книги
• копию

Whether something means a or the is understood from context.

So страницу can mean:

• a page or
• the page

depending on the situation.

Yes, but the tone would change.

• Я не хочу = I do not want to
• Мне не хочется = I don’t feel like

So:

• Я не хочу вырывать страницу из книги sounds more direct and deliberate
• Мне не хочется вырывать страницу из книги sounds softer, more like lack of inclination

Both are possible, but не хочу is stronger and clearer in this sentence.