问题 填空题

对栈能进行插入和删除操作的是 ______。

答案

参考答案:栈顶

解析:

[分析]: 栈是后进先出的线性表,限定仅能在栈顶进行插入和删除。

写作题

请根据以下提示写一篇关于早起有益的议论文。

1. 早起锻炼可使身体健康、强壮。

2. 早起朗读,有助于记住学过的的东西。

3. 可为一天的活动做好准备,有充足的时间洗漱、吃早餐。坚持早起对培养性格也很有用。

词汇:记住: memorize 培养性格:character-training

坚持:stick to    刷牙:brush our teeth

(开头已经给出,不需逐字逐句翻译。)

Getting up early is a good habit。                                             

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                      

问答题 简答题