问题 填空题

Java语言中如果要使用某个包中的类时,需要使用______导入。

答案

参考答案:import

解析: 本题考查包的导入和使用。首先用package语句说明一个包,该包的层次结构必须与文件目录的层次相同,否则,在编译时可能出现找不到包的问题。Java语言中java.lang包是编译器自动导入,其他包中的类必须用import导入。

写作题

看图写话。

                           

1. enjoy, by                          2. victory                             3. come home, in ten minutes

1.                                                                                                                             

2.                                                                                                                             

3.                                                                                                                             

                                                        

4. remember, light, when, leave                                          5. trees, cut down

4.                                                                                                                              

5.                                                                                                                              

单项选择题