搜题请搜索小程序“爱下问搜题”
问题 单项选择题 A1/A2型题

对早期胃癌诊断最有价值的方法是（）。

A.X线钡餐胃肠造影

B.纤维胃镜检查

C.脱落细胞检查

D.超声检查

E.血CEA检测

答案

参考答案：B

解析：胃镜下直接观察取活检是发现早期胃癌的主要工具。

材料分析题

阅读对话，回答下列问题。

（1）妈妈的做法对吗？为什么？

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（2）你认为品牌手机企业面对这种现象可采取哪些措施？

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（3）结合本案谈谈消费者在购买商品时应注意哪些事项？

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句型转换

按要求改写句子。

小题1:Simon gets up at half past six every morning.（用yesterday morning替换every morning）

Simon_____ ______ up at half past six yesterday morning.

小题2:I was watching TV when you called me.(改为一般疑问句)

_____ ______ watching TV when I called you?

小题3:Alex was doing his homework from eight to ten last night.(改为否定句)

Alex_____ ______ his homework from eight to ten last night.

小题4:I was doing some cooking at that time.(对划线部分提问)

____ were you____ at that time?

小题5:The trip is exciting.(对划线部分提问)

____ do you ____ ____ the trip?
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