PrepEx
Your Co-Pilot for TOEFL

通过精准AI反馈、详细评分洞察和量身定制的语言指导，立即提升您的TOEFL表现——专业对标官方ETS标准。 ETS-rubric aligned AI ensures accurate scoring standards.

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Multi-Language Support
हिंदी 中文 English
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Verified by official TOEFL scoring experts

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Content developed by international educators

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Instant Feedback

2025

Up to Date TOEFL Format

4

Skills Covered: Reading, Listening, Speaking, Writing

5+

Languages Supported

多语言精通

我们的AI理解不同语言和文化的细微差别，提供尊重您语言背景的定制反馈 with ETS-rubric aligned AI for authentic TOEFL scoring standards.

AI写作教练

专业评估综合写作和学术讨论任务，提供即时ETS对齐评分、语法和连贯性修正，以及多语言错误检测。 ETS-rubric aligned for authentic scoring.

  • Instant score calibration
  • Grammar & coherence analysis
  • Multi-language error detection

发音精通

通过实时语音准确性评分、个性化口音指导和母语流利度目标来完善您的发音。 ETS-rubric aligned pronunciation scoring.

  • Phonetic accuracy scoring
  • Accent adaptation (Hindi/Chinese)
  • Native-level pronunciation goals

智能阅读洞察

通过智能模式分析、增强速度和准确性，以及跨语言策略指导来提升阅读理解能力。

  • Comprehension pattern analysis
  • Speed & accuracy optimization
  • Cross-lingual reading strategies

高级听力训练

通过详细理解分析、多口音音频训练和笔记优化来提升听力技能。

  • Multi-accent adaptation training
  • Note-taking optimization
  • Cultural context understanding

即时反馈与深度分析

2分钟内反馈，快速精确评分和可行改进建议。全面覆盖TOEFL四项技能的综合练习。 100% ETS-rubric aligned standards.

  • Sub-2-minute feedback
  • ETS-aligned scoring
  • Actionable improvement tips

个性化学习路径

AI驱动的学习计划，适应您的进度和文化背景，为您独特的学习背景提供个性化指导。

  • Personalized study plans
  • Cultural learning adaptation
  • Progress tracking in native language

Global AI Language Intelligence

Our AI understands the nuances of different languages and cultures, providing tailored feedback that respects your linguistic background

🇮🇳

Hindi Support

Customized feedback for Indian English learners.

🇨🇳

Chinese Support

Tailored insights addressing Chinese-English interference patterns.

🌍

Global English Adaptation

Culturally nuanced guidance for diverse learning backgrounds.

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