关于结肠癌，下列不正确的是（）。 A.结肠癌的血行转移多转移至_爱下问搜题

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问题单项选择题 A1/A2型题

关于结肠癌，下列不正确的是（）。

A.结肠癌的血行转移多转移至肝

B.结肠癌可伴有贫血和发热

C.左半结肠癌以全身中毒症状为主

D.根据肿瘤形态，可分为肿块型，浸润型，溃疡型

E.结肠癌淋巴转移首先转移到结肠旁淋巴结

答案

参考答案：C

解析：左半结肠癌以肠梗阻表现多见，而右半结肠癌多伴有贫血、消瘦、发热、无力等全身中毒症状。故选项C是错误的。其他选项均为正确描述。

完形填空

An 80-year-old man was sitting in his house beside his 45-year-old son. Suddenly a crow landed in front of the window. The father 16 his son, "What is that?" The son replied, "It is a crow."17 a few minutes, the father asked his son a second time, "What is that?" The son said "I just 18 you that it’s a crow." After a little 19 , the father again asked his son, "What is that?" That time a(n) 20 tone could be heard in the son’s 21 . "It’s a crow, a crow!"
A little later, the father went to his room and 22 with an old diary which he had 23 for many years. After opening the right page, he asked his son to 24 it. When the son read it, tears came to his eyes." Today my 25 was sitting with me on the sofa.
When a crow was 26 by the window, my son asked me 23 times what it was, and I 27 to him all 23 times that it was a crow. I hugged him 28 each time he asked me the same question. I did not feel 29 answering the same question." If your 30 become old, don’t treat them or look 31 them as a burden(累赘). Instead be warm and 32 to them. From today on say this to yourself, "I want to 33 my parents happy forever, for they have 34 for me ever since I was born, and they have always showed their 35 love to me."

判断题

单独海损损失由受损失方自行承担。 ( )