最難的英文

"The hardest English" is a somewhat subjective concept, as difficulty can vary depending on an individual's native language, level of exposure to English, and personal learning abilities. However, there are aspects of English that are often cited as particularly challenging for non-native speakers, such as:

Pronunciation: English has a complex phonetic system with many sounds that do not exist in other languages. The "silent letters" in words like "bite" and "knight" can be confusing, as can the various vowel sounds that can be represented by the same letter (e.g., "ough" in "thought," "though," "through," and "thorough").
Spelling: English spelling is famously irregular and inconsistent. Words are not always spelled the way they sound, and there are multiple ways to spell the same sound (e.g., "through" vs. "threw").
Homophones: Words that are pronounced the same but have different meanings and spellings (e.g., "there," "their," and "they're") can be confusing for non-native speakers.
Idioms and expressions: English has a rich collection of idiomatic expressions and phrasal verbs that do not make sense literally but are used commonly in conversation. Understanding and using these correctly can be difficult.
Tenses and verb forms: English has a large number of verb tenses and forms, which can be confusing for learners, especially those whose native languages do not have such a complex system.
Subject-verb agreement: Ensuring that the subject and verb in a sentence agree in number (singular vs. plural) can be challenging, especially for those whose native languages do not make this distinction.
Prepositions: English uses many prepositions in a way that is not always predictable, and learning when to use "in," "on," "at," "by," etc., can be difficult.
Cultural references and humor: Understanding English humor and references to cultural phenomena can be challenging without a deep knowledge of English-speaking cultures.
Noun count and usage: Distinguishing between countable and uncountable nouns and using the correct articles ("a," "an," and "the") can be tricky.
Gendered pronouns (in some varieties): While English does not have grammatical gender for nouns, it does have gender-specific pronouns (he/him/his and she/her/her), which can be confusing for learners from languages that do not have this distinction.

The difficulty of these aspects can vary greatly from one learner to another, and with practice and exposure, many of these challenges can be overcome. It's also worth noting that English learners often find different aspects of the language more or less difficult depending on their native language and their previous language learning experiences.