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【单选题】
核素显像与其他影像学检查方法的比较，错误的是A.
核心脏病学以反映心脏功能和代谢信息
B.
超声心动图能反映心脏及其大血管结构、功能，对室壁、血管及瓣膜的运动可显示和测量
C.
能显示心脏大血管及周围组织器官的横段面结构是CT的主要优点
D.
MRI在心肌状态显示，反映心肌频谱方面有其独特的优势
E.
CT和MRI对心脏瓣膜及其运动的实时显示好于超声心动图，对心肌灌注、心肌缺血及其梗死的诊断和鉴别诊断好于核素显像
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【单选题】One fundamental flaw of e-mail phones is that people cannot use it to ______.
A.
receive or send e-mails with attached files
B.
receive attached files with documents
C.
read attached files with graphics
D.
read only messages in the form. of simple text
【简答题】现金周转期模型可以分为() A存货周转期. B.应收账款周转期 C.应付账款周转期 D.现金周转期 E.短期借款周转期
【单选题】0Re fundamental flaw of e-mail phones is that people cannot use it to
A.
receive or send e-mails with attached files．
B.
receive attached files with documents．
C.
read attached files with graphics．
D.
read only messages in the form. of simple text．
【简答题】阅读理解：People in some countries cannot use their native language for Web addresses. Neither can Chinese speakers, who have to rely on pinyin. But last Friday, ICANN, the Web’s governing body, approved t...
【单选题】Coming to another country to study requires a big adjustment and it usually takes a while to ________. [ ]
A.
fit in
B.
calm down
C.
keep up
D.
get away
【单选题】We can infer from the 2nd paragraph that:
A.
people in poor countries cannot use computer because of illiteracy.
B.
poor people cannot use computers.
C.
there would be no magic to cause a computer to appear in every household on earth.
D.
people in poor countries need more basic living conditions than computers.
【简答题】People cannot reach an agreement on the use of science and technology. For example, will radiation from electronic equipment destroy the environment? Should medical scientists change gene structures t...
【单选题】It was while she was reading a book in her study ______ a thief broke into the house.
A.
when
B.
that
C.
so
D.
what
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