单词：characteristic wave impedence
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Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! Thank you！
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conference -- meeting 会议 close -- intimate -- near 亲密的 link -- connect 连接 explore -- investigate 调查 propose -- suggest -- advise -- recommend 建议 cater for -- meet -- satisfy 满足 provide -- supply -- furnish 提供 unite -- co
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Characteristics: Speaking Task 1 第一题和第二题除了都是关于一些familiar topics以外，它们另一个共通之处就是涉及到人或事物的characteristics。比如在Speaking Task 1里面，you will be asked to describe an importa
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