Q: useful about とはどういう意味ですか?
A: It was not ... the presence ... that was useful / about AVEN / but ...

This is the outline... can you follow it?
Q: That's very useful, indeed!

indeed?? とはどういう意味ですか?
A: Indeed is a way of agreeing with what they are saying
Q: useful en frençais? とはどういう意味ですか?
A: laissez-moi vous donner un exemple: vous êtes dans une jungle et il fait sombre! si vous avez une lampe de poche, cela vous aide à voir à travers l'obscurité! donc la lampe de poche est une chose utile!
Q: useful とはどういう意味ですか?
A: Significa útil
Q: useful とはどういう意味ですか?
A: Something that can be used for a lot of things or very helpful to do a certain thing


Q: useful を使った例文を教えて下さい。
A: Memorising the tube system could be useful, but unnecessary with so many maps available.
Familiarising yourself with London's transit system would definitely be useful.
Q: useful を使った例文を教えて下さい。
A: if you can't say anything useful, then be quiet
i found this map to be the most useful
it's not very useful
did you find it to be useful?
Q: It’s useful for 〜 を使った例文を教えて下さい。
A: It's useful for cleaning the house.
It's useful for cooking the food.
It's useful for organizing the papers.
It's useful for solving the problem.


Q: "useful" と "helpful" はどう違いますか?
A: For a tool 道具、the meaning is the same. For a person, they're different.

"A helpful person" is someone who likes to help others. (more common)
"A useful person" is usually a part of a plot to do something bad. (less common)
Q: useful と helpful はどう違いますか?
A: Something useful is something that you are able to use, for example a pen (to write).

In the other hand, something helpful usually guides you. For example, students to study use flashcards as a helpful tool to improve their studies.

I hope it helps!
Q: useful と practical はどう違いますか?
A: Example: That book was useful when completing the assignment
Example: The dress was a very practical choice for the occasion.

Practical things are things that are appropriate for a situation.
Useful things are things that can be used to help with something or make things easier to do.
Q: useful と productive はどう違いますか?
A: "useful" could be used to describe an object or a person. something you yourself could use like a tool

to be "productive" is an act. like having a list of things to do and getting them done.
Q: useful と helpful はどう違いますか?
A: useful = usualmente describa una herramienta o técnica
helpful = usualmente describa una persona


Q: Как можно сказать полезный кроме useful? は 英語 (アメリカ) で何と言いますか?
A: I often use helpful, or beneficial when translating полезный.
Q: useful は 英語 (アメリカ) で何と言いますか?
A: QAの全文をご確認ください
Q: useful は 英語 (イギリス) で何と言いますか?
A: QAの全文をご確認ください
Q: usefulを使って 「あなたが持っているくつはサッカーの試合に
役立ちますか」 は 英語 (アメリカ) で何と言いますか?
A: "Are the shoes you have useful for soccer games?" or "Are your shoes useful for soccer games?"


Q: Maybe I'm useful. この表現は自然ですか?
A: × Maybe I'm useful.
✓ I may be able to help you.

Q: it very useful この表現は自然ですか?
A: It is very useful
Q: "a useful" or "an useful"
A: @claireweng: "as useful"
Q: That's (an) useful (one)? この表現は自然ですか?
A: "That's useful." is the most natural.

another example: That's a useful tool.
Q: very useful この表現は自然ですか?
A: QAの全文をご確認ください