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问题 单项选择题

男，3岁，家长发现右眼瞳孔发白3个月（如图），眼眶CT如图，对该病描述错误的是（）

A.双眼发病约占30%～35%

B.可出现钙化灶

C.是儿童最常见的原发性眼内恶性肿瘤

D.90%发生于3岁以前

E.男性多于女性

答案

参考答案：E

句型转换

根据所给要求，改写下列句子，每空格限填一词。

1. My friend likes films about cowboys. (改为否定句)

    My friend __________ __________ films about cowboys.

2. We can see electricity when the thunder crashes. (对划线部分提问)

     __________ __________ you see when the thunder crashes?

3. Kate is never absent from school. (改为反意疑问句)

    Kate is never absent from school, ________ _______?

4. We must do something to keep the environment clean. (改成被动语态)

    Something must ______ _______ to keep the environment clean.

5. Jack will leave Los Angeles at the end of this month. (保持原句意思)

   Jack _________ leave Los Angeles_________ the end of this month.

6. Don't throw coins here. (保持原句意思)

    __________ coins is not __________ here.

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单项选择题

女，30岁，自幼咳嗽咳痰，近日痰量多，痰白粘稠牵拉成丝难以咳出，提示可能病因

A．丸胸膜增厚
B．大叶性肺炎
C．肺结核空洞
D．肺梗死
E．肺部真菌感染
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