男性，58岁。上腹餐后轻度疼痛半年。X线钡餐检查发现胃窦部有一直径为1．5cm大小龛影，局部胃壁略僵硬。B超检查示肝内有一可疑低回声区，约1．5cm。化验检查血红蛋白9g/dl，白细胞5×109/L，A/G为3。
首先需要进行的检查是（）。
A.电子计算机X线断层扫描
B.选择性血管造影
C.纤维胃镜
D.超声引导下穿刺
E.放射性核素肝扫描
参考答案：C
A young man was getting ready to graduate from college. For many months he had 16 a beautiful sports car in a dealer’s showroom, and knowing his father could well 17 it, he told him that was all he wanted. On the morning of his graduation day his father called him into his own study and told him how 18 he was to have such a fine son. He handed his son a beautiful gift box. 19 but slightly disappointed（失望）, the young man opened the box and found a lovely book. 20 , he raised his voice at his father and said, “With all your money you give me a book?” and rushed out of the house, 21 the book in the study. He did not contact his father for a whole year until one day he saw in the street an old man who looked like his father. He 22 he had to go back home and see his father. When he arrived at his father’s house, he was told that his father had been in hospital for a week. The moment he was about to leave for the hospital, he saw on the desk the 23 new book , just as he had left it one year ago. He opened it and began to turn the pages. Suddenly, a car key 24 from an envelope（信封）in the book. It had a tag（标签）with the dealer’s name, the same dealer who had the sports car. On the tag was the 25 of his graduation, and the words “ PAID IN FULL”.
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