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【单选题】
大量胸腔积液的X线表现，正确的是A.
患侧呈均匀密度增高的阴影
B.
纵隔移向患侧
C.
胸壁与被压缩的肺组织之间出现含气的高透亮区
D.
患侧肋间隙缩小
E.
其间可见区
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反馈参考答案：
举一反三
【单选题】He didn’t understand French, so I offered to _____ for him.
A.
report
B.
provide
C.
translate
D.
realize
【单选题】Which of the following is an example of a low-tech information system?
A.
an inventory tracking system that stores millions of records and produces reports every 24 hours
B.
a file of email addresses stored in an email program
C.
a customer support system that keeps track of product issues
D.
a decision support system that analyzes multiple variables
E.
an enterprise data loss prevention system that monitors the flow of data over a network
【简答题】He didn’t understand the point, I had to explain further.
【简答题】个人仪表的英文表达是 。
【判断题】In this high-tech era, it is not a difficult task to collect enough information and to use information effectively.
A.
正确
B.
错误
【单选题】按照现行增值税的规定，下列说法正确的是( )。
A.
对从事热力、电力、燃气、自来水等公用事业的增值税纳税人收取的一次性费用，一律征收增值税
B.
在水路运输服务中远洋运输的程租、期租业务，按“有形动产租赁业务”缴纳增值税
C.
纳税人提供的矿产资源开采、挖掘、切割等劳务，应当缴纳增值税
D.
有出口卷烟权的生产企业出口的卷烟一律免征增值税和消费税
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