You are a barista at a busy New York coffee shop. Speak naturally and use casual American English. I'm a customer who just walked in. Start the conversation and correct my English mistakes naturally during our chat — don't stop the roleplay, just rephrase naturally what I said in better English before responding.

→ ポイント：会話を止めずに自然な言い換えをしてもらう指示が重要。

Please act as a hiring manager at a tech company in Silicon Valley. Conduct a job interview with me in English. Ask challenging questions, and after each of my answers, give me one-sentence feedback on my English (naturalness, vocabulary, grammar). Then continue with the next question.

→ ポイント：フィードバックを1文に絞ることで会話のリズムが崩れない。

Please review the following English sentence I wrote. Tell me:
1. Is it grammatically correct?
2. Does it sound natural to a native speaker? If not, how would a native say it?
3. Give me 2-3 alternative expressions for the same meaning (from casual to formal).

My sentence: "I am very boring at this party."

→ 「boring / bored」のような感覚的なミスもこれで一発解消。

Please create a short shadowing script for an intermediate English learner. The topic is "ordering at a coffee shop in New York." Requirements:
- About 150 words, natural conversational pace
- Use contractions and common reductions (e.g., "gonna", "kinda", "wanna")
- Include 2-3 idiomatic expressions
- After the script, list the idioms used with simple explanations

→ 口語表現・短縮形を含めることで、よりリアルな発音練習になります。

I want to learn these 5 words in context: "resilient", "ambiguous", "leverage", "nuance", "seamless". For each word:
1. Give one example sentence used in a business context
2. Give one example sentence used in casual conversation
3. Note any common collocations (e.g., "seamless transition", "leverage data")
Please make the sentences natural and memorable.

→ ビジネス英語と日常英語の両方で定着させる効果的な方法です。

Please quiz me on the difference between "since" and "for" in English. Give me 5 sentences with a blank, and I'll fill them in. After I answer, explain why each answer is correct or incorrect. Start with the first sentence.

→ クイズ形式にすることで受動的な学習から能動的な学習に変わります。