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【单选题】
粪便颜色观察中，描述错误的一项是A.
上消化道出血粪便为黑色
B.
食入大量菠菜大便呈绿色
C.
直肠癌病人大便可有鲜红色血液
D.
白色样便见于肠套叠
E.
柏油样便见于部分肠梗阻病人
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反馈参考答案：
举一反三
【单选题】The boy is fond of playing games and wants to be a programmer .
A.
one who supervises a project
B.
one who organizes activities
C.
one who creates computer programs
【单选题】听力原文：M: Can I help you? W: Yes, please. I'd like three exercise books. M: OK. Q: What are they talking about? (21)
A.
Food.
B.
Home.
C.
Shopping.
【简答题】无内胎轮胎必须配用 轮辋,故目前在轿车上应用较多。
【单选题】听力原文：M: Can I help you? W: Yes, please. I'd like three exercise books. M: OK. Q: what's the dialogue about? (18)
A.
Shopping.
B.
Food.
C.
Homework.
【单选题】听力原文：W: May I help you? M: Yes, please. Would you please show me that green shirt? Q: Where are they talking? (19)
A.
In the cinema.
B.
In the post office.
C.
In the store.
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