Level 3 of a six-level course in American English which stresses student comprehension of listening and reading input before they are asked to produce and practise new language. It includes a systematic approach to grammar with new structures highlighted in dialogues, readings and exercises.
發表於2024-12-24
Spectrum 2024 pdf epub mobi 電子書 下載
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Spectrum 2024 pdf epub mobi 電子書 下載