第19题: [单项选择]肿瘤组织分化程度越低表示()。 A. 肿瘤恶性程度越高 B. 肿瘤与原来的组织相似 C. 肿瘤预后好 D. 肿瘤转移越晚 E. 肿瘤对放化疗不敏感 参考答案:A
第20题: [单项选择]AI I goods delivered within 14 days from receipt of order. A. It takes at least a fortnight for customers to receive their goods. B. It takes a fortnight for the company to receive orders for goods. C. It takes under a fortnight for the company to send goods to customers. 参考答案:C