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白肋烟叶中下部颜色由浅至深（浅黄——近红黄），随着颜色的加深风格愈显著,香气增浓、劲头增大、杂气减少，内在质量递增。
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糖尿病神经并发症中，最常见的是（）
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服务的特点有()。
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触电伤员如意识丧失应怎样确定伤员呼吸心跳情况？
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在自动闭塞双线区段（或站内）有人看守道口单班备用短路铜线数量为（）。
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人工合成色素对人体的毒害作用有（）、（）、（）。所以要严格管理，慎重使用。
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记载战国史实又分国记事的史书是（）。
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A: Good morning．My name is Mr．Brown．I'm from Australia．Here is my card. B: Thank you．I'm pleased to meet you, Mr．Brown．My name is Kathy Perless, the representative of GREen Textile Import and Export Corporation. A: Pleased to meet you too, Ms．Perless．I travel a lot every year on business, but this is my first visit to your country．I must say I have been much impressed by your friendly people. B: Thank you for saying so．Have you seen the exhibition halls? On display are most of our products, such as silk, woolen knitwear, cotton piece goods, and garments. A: Oh, yes．I had a look yesterday．I found some of the exhibits to be fine in quality and beautiful in design．The exhibition has successfully displayed to me what your corporation handles．I've gone over the catalogue and the pamphlets enclosed in your last letter．I've got some idea of your exports．I'm interested in your silk blouses. B: Our silk is known for its good quality．It is one of our traditional exports．Silk blouses are brightly colored and beautifully designed．They've met with great favor overseas and are always in great demand. A: Some of them seem to be of the latest style．Now I've a feeling that we can do a lot of trade in this line．We wish to establish relations with you. B: Your desire coincides with ours. A: Concerning our financial position, credit standing and trade reputation, you may refer to Bank of Hong Kong, or to our local Chamber of Commerce or inquiry agencies. B: Thank you for your information．As you know, our corporation is a state-owned one．We always trade with foreign countries on the basis of equality and mutual benefit．Establishing business relations between us will be to our mutual benefit．I have no doubt that it will bring about closer ties between us. A: That sounds interesting．I'll send a fax home．As soon as I receive a definite answer, I'll make a specific inquiry. B: We'll then make an offer as soon as possible．I hope a lot of business will be conducted between us. A: So do I.
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关于“人类行为分类”的描述，不正确的是（）