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 is important to know the sentence you are using …

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 …

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.

Closed 13 years ago. I would like to create a list of terms, from beginner to expert, using as many terms as possible which represent different levels of expertise. I have constructed by myself: Newbie …

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 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!

Apr 29, 2019 · Proficient : Has good knowledge and has skill enough to know one technique. Expert : Has a very good knowledge and knows about more than one technique. Master : Is a reference on …

Dec 26, 2015 · I can find the expression "proficient system" on the Internet, yet it seems to be mostly used in a technical context, like in these examples: Note: ELK-IP232 Serial to Ethernet Bridgemay be …

Oct 16, 2012 · In practical and conventional terms, anything beyond Limited Working Proficiency requires fluency in all the categories Reading, Writing & Speaking. In order of proficiency, 'Native' …

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 …