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问题 单项选择题

要从某表文件中真正删除一条记录，应当______。

A．先用 DELETE 命令，再用 ZAP 命令

B．直接用 ZAP 命令

C．先用 DELETE 命令，再用 PACK 命令

D．直接用 DELETE 命令

答案

参考答案：C

听力题

单词拼写（根据所学过的课文、句意及所给首字母或中文注释写出正确的单词,共10分）

小题1:It was quite terrible. It took me some time to c______ myself down.

小题2:Some of the rescue workers and doctors were _______ (被陷入困境) under the

ruins.

小题3:He thought I had known the fact. But a_______, I knew nothing about it

小题4:I'm terribly sorry. I didn't do it on p__________.

小题5:The people p______ at the meeting were all for the suggestion.

小题6:If you spend more time reading your English, you can improve it r_______.

小题7:In the city, the water pipes in some buildings cracked and ________  (爆裂).

小题8:The t________ of the discussion today is about how to spend our coming holiday.

小题9:This song sounds f________ to me. I must have heard it sung somewhere before.

小题10:Please list the countries that use English as an ________（官方）language..
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单项选择题

男性患者，24岁。反复发作性咳嗽、喘息10年余，再发加重3h。查体见意识模糊，口唇发绀，双肺呼吸音明显减低，未闻及干湿啰音，心率128/min，可触及奇脉。

为进一步明确诊断及判断病情程度最有意义的检查是

A．痰细胞学

B．胸部CT

C．动脉血气分析

D．PEF占预计值的百分比

E．皮肤过敏原试验
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