电压和电流的正比关系是U=RI，这时（）。 ["欧姆定律","欧姆定律的一种代表式","说明R，是常数"]
Given: What is the result?（） ["210","211","321","322","Compilation fails.","An exception is thrown at runtime."]
为提高学生的兴趣，体现学生的主体地位，我们通常可以采用（），（），（）的方法来实现课程目标。
You have been recently hired as a database administrator. Your senior manager asks you to study the production database server and submit a report on the settings done by the previous DBA. While observing the server settings， you find that the following parameter has been set in the parameter file of the database： REMOTE_OS_AUTHENT = TRUE What could have been the reason to set this parameter as TRUE？（） ["to enable operating system authentication for a remote client","to restrict the scope of administration to identical operating systems","to allow the start up and shut down of the database from a remote client","to enable the administration of the operating system from a remote client","to disable the administration of the operating system from a remote client"]
教学生识字有很多技巧，有一位教师告诉学生如何区别“买卖”两个字时说：“多了就卖，少了就买。”学生很快记住了这两个字。还有的学生把“干燥”写成“干躁”，把“急躁”写成“急燥”，老师就教学生记住：“干燥防失火，急躁必跺足。”从此以后，学生对这两个字再也不混淆了。奥苏泊尔认为，学生学习的实质是（）。 ["有意义接受学习","有意义发现学习","发现学习","探究学习"]
什么是环境心理学它同哪些学科关系比较密切
