3. 窗口播放模式可以起到的作用包括（ ）。 A. 可以随时对幻灯片进行修改 B. 可以方便地实现与其他应用程序的切换 C. 可以任意对文件进行操作 D. 可以方便幻灯片切换、编辑、放映 ...

3. 下面对Word表格功能的描述中，______是正确的。 A. 在Word中创建的表格不能对数据进行运算 B. 在Word创建的表格单元中可以插入图形文件 C. 不能对Word表格的行列宽度进行调整 D. 单元格中的数据只能由键盘输入 ...

9. 计算机的外部设备包括________。 A. 输入/输出设备 B. 打印机和扫描仪 C. 鼠标、键盘和显示器 D. 输入/输出设备和外存储器 ...

2. 若要插入一张工作表，执行_____菜单中的"工作表"命令，一张新的工作表被插入到活动工作表之前。 A. 编辑 B. 插入 C. 格式 D. 工具 ...

22. Tommy was one ___ . A. of the diligent children of his class B. of more diligent children in the class C. child who was the most diligent of all of class D. of the most diligent children in the class ...

40. Hardly had he finished his speech ___ the audience started cheering. A. than B. and C. then D. when ...

14. If you don‘t want to get wet, then you had better ___ this umbrella with you. A. take B. taken C. to take D. for taking ...

33. I have never been to Rome but that‘s the city ___. A. where I most like to visit B. I‘d most like to visit C. which I like to visit most D. what I‘d like most to visit ...

4. It is ___ reading this novel again. A. worthy B. worthwhile C. worth D. worthy to be ...

27. Never before_____in greater need of modern public transport than it is today. A. has this city been B. this city has been C. was this city D. this city was ...