在ADO.NET中,已知变量sqlCom是一个SqlCommand对象,则下列代码运行时将出现异常的是(选一项) SqlDataReader reader = sqlCom.ExecuteReader(); //1 reader.Read(); //2 reader.Close(); //3 reader.Read(); //4

13、【单选题】In the poem, Animals in that country, why is the activity of bullfighting alluded?A、It tells man’s close encounter with death.B、It shows the reader the rich tradition in European continent associated with animalsC、It shows the bravery of human beingD、It describes the bloody scene for the reader

The style of writing in this article is so beautiful, which made the reader please both to the eye and in the mind. A: pleases the reader B: please made the reader C: pleased the reader D: made the reader pleasant

The air-conditioner is running in the winter and to be stopped, we should（） A: close Fan and Humidifier at the same time B: firstly close Fan and then close humidifier immediately C: firstly close humidifier and then close Fan immediately D: firstly close humidifier and then close Fan after 30 second

中国知网(CNKI)的专用全文格式阅读器是( )。 A: CAJ Viewer B: Adobe Reader C: SS Reader D: Apabi Reader

But American friends may not be close, or they are close with ______ .

下面正确的关闭文件的语句格式是( ) A: close(变量名) B: .close() C: close(文件名) D: .close

I wanted so much to_________ my store and go traveling in the heated summer. A: close on B: close in C: close up D: close to

A good introduction should A: . Start out by providing context to the issue B: . Orient the reader to your paper C: . Tell the reader what they need to know D: . Be interesting and applicable to the reader

以下关于Adobe Acrobat Reader的叙述哪些是正确的？（） A: AAcrobat Reader是可以免费使用的软件 B: BAcrobat Reader必须得到Adobe授权才能免费使用 C: CAcrobat Reader可以在因特网上下载得到 D: DAcrobat Reader必须通过购买才能得到