Given that the current directory is empty, and that the user has read and write permissions, and the following: Which statement is true?（） Compilation fails.。 The file system has a new empty directory named dir.。 The file system has a new empty directory named newDir.。 The file system has a directory named dir, containing a file f1.txt.。 The file system has a directory named newDir, containing a file f1.txt.。
资产评估价值是为资产评估委托者提供的参考意见，即双方交易的底价。
电泵井开井人员安排最少有（） 1人。 2人。 3人。 4人。
针叶树和阔叶树树形的不同
Given： 12. System.out.format（"Pi is approximately %d."， Math.PI）； What is the result？（） An exception is thrown at runtime.。 Pi is approximately 3.。 Pi is approximately 3.141593.。 Compilation fails.。
可以判断儿童没有在游戏的表情状态是（）
