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问题 多项选择题

促进胃排空的因素有

A．迷走神经兴奋

B．小肠内容物酸度增加

C．胃泌素释放增多

D．小肠被食糜所扩张

答案

参考答案：A,C

解析：[考点] 胃运动的调节[分析] 胃排空速率受来自胃和十二指肠两方面因素的控制。迷走神经兴奋和胃泌素释放增多均可使胃运动加强，促进排空；十二指肠有多种感受器，小肠被食糜所扩张 (通过机械感受器)和胃酸进入十二指肠 (通过化学感受器)可通过神经和体液因素抑制胃运动和胃排空。

单项选择题

投资估算发生在( )。

A．编制项目建议书和可行性研究阶段
B．施工阶段
C．设计阶段
D．验收阶段
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填空题

A good translator is by definition bilingual. The opposite is not ______(1) true, however. A born and bred bilingual will still need two__________(2) to become a translator: first, the skills and experience necessary for__________(3); second, knowledge of the field in which he or she will__________(4). The skills and experience for translation include the ability to write ______(5) in the target language, the ability to read and understand the_________(6) language material thoroughly, and the ability to work with the latest__________(7) and communication hardware and software.Does a born and bred bilingual__________(8) a better translator than someone who learned language B later in__________(9) There is no definite answer, but the following issues are important.__________(10), a born and bred bilingual often suffers from not truly knowing __________(11) language well enough to translate, with some even suffering from what __________(12) known as a lingualism, a state in which a person lacks_________(13) full, fluent command of any language. Second, born and bred bilinguals__________(14) don’’t know the culture of the target language well enough to_________(15) top-quality translations, or cannot recognize what aspects of the source language__________(16) its culture need to be treated with particular care, as they_________(17) in a sense too close to the language. And last, they often_________(18) the analytical linguistic skills to work through a sticky text.On_________(19) other hand, the acquired bilingual may not have the same in-depth _________(20) of colloquialisms, slang, and dialect that the born bilingual has. Also, the acquired bilingual will not be able to translate as readily in both directions (from B to language A and A to language B). Finally, born bilinguals often have a greater appreciation of the subtleties and nuances of both their languages than someone who learns their B language later in life can ever hope to have.
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