hanami no toki, suupu wo nomu tame ni supuun wo hutatu motte ikimasita.

とき means time or when.

When とき follows a noun, you usually connect the noun with の:

• 花見のとき = at the time of flower viewing
• 学校のとき = at school / during school
• 子どものとき = when I was a child

So here:

• 花見 = a noun
• の links it to とき

That is why it is 花見のとき, not just 花見とき.

Japanese very often leaves out the subject when it is clear from context.

So this sentence does not explicitly say I, we, or someone. In English, you usually need a subject, but in Japanese it is often omitted if the listener can figure it out.

Depending on context, this could mean:

• I took two spoons...
• We took two spoons...
• Someone took two spoons...

The verb form itself does not tell you who the subject is.

Verb dictionary form + ために means in order to do... or for the purpose of doing...

So:

• 飲む = to drink
• 飲むために = in order to drink

That whole part explains the purpose of the main action.

In this sentence:

• スープを飲むために = in order to drink soup
• スプーンを二つ持っていきました = (I) took two spoons

So the logic is:

In order to drink soup, (I) took two spoons.

Sometimes yes, but the nuance is a little different.

Verb stem + に is also used for purpose, especially with movement verbs like 行く, 来る, and 帰る:

• 食べに行く = go to eat
• 会いに来る = come to meet

But in this sentence, the main action is 持っていきました = took/brought along, and ために clearly explains the reason for taking the spoons.

So 飲むために sounds natural and explicit:
I took two spoons in order to drink soup.

Using 飲みに here would sound less straightforward to many learners, because 〜に is most strongly associated with going somewhere to do something.

Because there are really two verb phrases here:

1. スープを飲む = drink soup
2. スプーンを二つ持っていきました = took two spoons

Each を belongs to a different verb:

• スープを goes with 飲む
• スプーンを goes with 持っていきました

This is completely normal in Japanese when one clause is inside another.

In Japanese, soup is normally something you drink, so スープを飲む is the natural expression.

Even if English sometimes says eat soup, Japanese usually treats soup as a liquid and uses 飲む.

So:

• スープを飲む = natural
• スープを食べる = possible only in special contexts, such as a very chunky soup, but not the basic default

Yes, 二本 is also possible.

二つ uses the general counter つ, which is very common and beginner-friendly. It can be used for many everyday objects.

A spoon can also be counted with 本, because it is a long, slender object:

• スプーンを二つ
• スプーンを二本

Both can be understood.
Using 二つ is simpler and very natural in basic Japanese.
Using 二本 is more specific to the shape of the object.

持っていく means to take something along or to bring something to another place.

It is made from:

• 持つ = to hold / carry
• 持っていく = to take along

In past polite form:

• 持っていきました = took along / brought along

The idea is that the spoons moved from the speaker's side to another place.

The difference is about direction.

• 持っていく = take something away from here / to there
• 持ってくる = bring something to here / toward the speaker

Since the destination is the flower-viewing event, 持っていきました makes sense: the speaker took the spoons along to that place.

If the speaker were talking from the point of view of the destination, 持ってきました might be used instead.

A simple way to break it up is:

• 花見のとき = time phrase
• スープを飲むために = purpose phrase
• スプーンを二つ持っていきました = main action

So the structure is basically:

[When] [For what purpose] [Main action]

Japanese often puts background information before the main verb. The main verb usually comes at the end.

That is why the sentence may feel backwards compared with English, but it is a very normal Japanese pattern.

Yes, to some extent.

For example, these are also possible:

• スープを飲むために、花見のとき、スプーンを二つ持っていきました。
• 花見のとき、スプーンを二つ、スープを飲むために持っていきました。

Japanese allows some flexibility, especially with time phrases and purpose phrases.

However, the original order is very natural because it presents:

1. the situation: during flower viewing
2. the purpose: to drink soup
3. the action: took two spoons

That flow is easy to follow.