直接知觉理论
避税是收到税单后不去交税。
植物病害的病原按其不同的性质可分为二大类,即()和()。
产品的产率是指原矿重量对产品重量之比的百分数。
The file “file.txt” exists on the file system and contsins ASCII text. Given: try { File f = new File(“file.txt”); OutputStream out = new FileOutputStream(f, true); } catch (IOException) {} What is the result?() The code does not compile.。 The code runs and no change is made to the file.。 The code runs and sets the length of the file to 0.。 An exception is thrown because the file is not closed.。 The code runs and deletes the file from the file system.。
不属于《协调制度》中章编排原则的是()