Oct 18, 2012 · With is an instrumental usage, as if English is being considered as a tool -- proficient with knives, proficient with horses, proficient with languages, especially English. Perfectly cromulent, but …

the preposition "at" comes after the word "proficient". You are "proficient at" something not "with or in" as these two prepositions usually indicate an active noun after it, like place, time, someone. However, it …

Jun 11, 2025 · Discover the 6 levels of language proficiency used for determining fluency in a language, and try out our free English-level test to accurately assess your employees' level of business English.

Sep 19, 2025 · Looking to improve your English language level? Our comprehensive guide will help you identify where you are & how to reach a higher CEFR level.

Jan 5, 2026 · How long does it take to learn English? Conversational fluency takes 6–12 months; full mastery can take 2–3 years depending on method and practice.

Sep 15, 2025 · French language levels range from beginner to full proficiency. In this article, you'll find out your level and get tips on how to level up.

Sep 19, 2025 · Here's a list of some of the most famous and internationally accepted Spanish language certification exams. Read on and take your skills to the next level!

Oct 27, 2025 · Improving grammar is a crucial aspect of becoming proficient in the English language. Whether you are a student, a professional, or simply someone looking to enhance their language …

Jun 11, 2025 · Learn the language proficiency levels and the best English language proficiency tests available to measure your team's fluency in business English.

Mar 2, 2018 · A "native speaker", as opposed to an extremely proficient second language speaker, can often make instant judgements about whether sentences "on the fringe" of the language's grammar …