貴方は難しい質問をするねって英語でなんて言うの？

All of these answers are suitable when someone has asked you a difficult question. 'Toughy' is a casual way of saying 'tough' or difficult/hard. 'Tricky' has the same meaning as these words.

"That's quite the conundrum you have for me there!" In this expression, the word "conundrum" is a synonym for difficult. When you say, "you have for me there", you're making reference to the question the person just asked you. "Give me a moment to gather my thoughts, that's a perplexing one." In this expression, when you say "Give me a moment to gather my thoughts" you're indicating to the person that you need time to think about the answer. In this sentence, the word "perplexing" is making a reference to the complicated or confusing question the person just asked.

"That's a tricky one" - tricky is another word for difficult, and you can refer to the question as "one", simply replacing the word question. "I'll have to think about that one" - as it is difficult it may require you to think more about it. Saying this phrase means the other person knows you are thinking carefully about what they have asked and allows you more time to formulate your answer. "Wow! That's quite a hard question to answer" - you may say wow! as you did not expect such a difficult question.

Both answers are giving the same thing. The adjectives in this sentence can be replaced with others to give a similar or the same meaning. For example difficult can be replaced with demanding. eg: Thats a demanding question. the same can be done for the next example sentence/phrase. The question is laborious

In American English these are both useful transitions into a possible attempt at an answer or response to a difficult question. Silence is also an acceptable response to a difficult question, as it can give us the space for a creative answer to rise from the part of ourselves that is far more intelligent that the thing that talks all the time. Silence is the only universal language, and it is the only language that never stops speaking. There is a phrase in English: 'Silence is golden.'

Tough' and 'hard' describe when something is difficult to deal with so this will explain to your teacher that the question is too difficult for you to answer. -That's a difficult question. -That's a bit hard to answer. -That's a tough question.

"That's a tough question." is a very simple and straight forward way of expressing that you find the question difficult to answer. The word 'tough' in this context means that is is hard to answer in the same way you would describe any action as 'tough' if it is not easy. "That is a hard one." This expression works as the more simpler version of the previous phrase. In this case 'hard' and 'tough' can be interchangeable as both express the difficulty, not ease of the action of answering the question. When asked a question, it is not necessary to always refer to the question with the word 'question' when expressing you are finding it difficult to answer. In the same way, you can use "That's difficult." Another word like 'tough' and 'hard' and is a very simple comment but clearly expresses that you find the question difficult to answer.

Hard question is another way of saying difficult question, Here is an example "She has a hard decision to make".

When something is not easy to do then you would say it's 'difficult' 'hard' or 'tough' so you would explain the questions being not easy as 'that's a hard/difficult/tough question'

When someone asks me a difficult question, you would like to mention that the question is difficult to answer. There are a couple of suggestions above.

In the answer 'that's a tough one', the word 'one' of course refers to the question. There is no real need to say 'question' again as it's obvious that's what you're talking about. 'Tough' means 'difficult' in this context, and you could choose to replace it with another adjective if you wished. Difficult, challenging or hard would be some examples you might choose. 'Give me a moment' is asking your listener to wait for a short while for your answer. The implication is that you need a moment to think about the answer because the question is difficult and your listener deserves a considered response. You could replace 'moment' with 'time to think about that', 'a minute' or something else you prefer. You could also add 'please' if you wished.

The responses suggest that one is asked questions that are not easy to answer.