患者男，50岁，因“舌溃疡3个月，疼痛加重伴异物感1周”来诊。3个月前进食时咬伤舌左侧缘，遂形成溃疡，迁延不愈；近1周局部疼痛加重，进食时明显，受伤部位有异物感。查体：一般情况可；左侧颈部Ⅱa区触及1枚直径2cm淋巴结，轻压痛；舌左侧缘中1/3处可见直径2.5cm菜花样肿物，未累及口底、舌根，伸舌居中。影像学检查：未发现远处转移征象。全麻下行舌左侧缘肿物切除+左颈淋巴结改良清扫术。术后病理：舌左侧缘高、中分化鳞状细胞癌，侧切缘净，基底切缘距肿瘤3mm；淋巴结转移4/26，其中Ⅰb区1/5，Ⅱa区2/5（其中1枚包膜外受侵），Ⅱb区1/4，Ⅲ区0/6，Ⅳ区0/6。术后伤口恢复好。
除上述放射治疗的原因外，头颈部鳞状细胞癌放射治疗的指征还包括（）。
A.T3/T4期
B.切缘不净
C.肿瘤侵犯大血管、淋巴管
D.脉管瘤栓
E.病理为低分化或未分化
F.未行颈淋巴结清扫术
参考答案：A, B, C, D, E
| 阅读理解。 | |
| Almost all people like flowers. Some people like flowers because of their smells, shapes, colors and so on 1 . For example, red roses mean "love" and sunflowers mean "loyalty (忠诚)". So people in more than 100 countries have chosen their own national flowers which say something about their countries' spirit (精神). In1994, China talked about choosing a national flower. 2 . They couldn't agree with each other. So it has not been decided yet. People like to buy different flowers in different seasons. Where do all the beautiful flowers in shops come from? Why is their price high? a. Farmers grow flowers in their fields. b. Planes or trains or buses tare the flowers to different places. c. Flower shopkeepers buy flowers from the flower markets. They look at the flowers and throw away the broken or bad ones. They cut the flowers to make them more beautiful. d. You go to buy the flowers in the shops. 3 : the farmer, the driver of the plane or train or bus, the seller in the flower market and the flower shopkeeper. So you'd better keep your flowers from far away for a long time. But how? Why not dry them? It's easy! Sand drying is a way. Dry, clean sand is one of the oldest things for drying flowers. And it's one of the cheapest. Fill a box half-way with sand. Put the flowers on top of the sand. Put the box in a warm, dry place. 4______. Take them out and they will be dry. | |
补全短文，然后完成第五题。
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| 5. What's the best title of passage? | |
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| A. Flowers' language B. Where do flowers come from? C. How to dry flowers? D. About flowers |