(单选题)16: 为PowerPoint中选定的文字做"玩具风车"动画的操作方法是____。 A: 选择"幻灯片放映"菜单中的"动画方案"命令 B: 选择"格式"菜单中的"动画方案"命令 C: 选择"幻灯片放映"菜单中的"幻灯片切换"命令 D: 选择"格式"菜单中的"幻灯片切换"命令 ...

(单选题)4: 人们常说386微机、486微机，其中的数字指的是()。 A: 硬盘的型号 B: 软盘的型号 C: 显示器的型号 D: CPU的型号 ...

29: E-book is short for electronic( 电子的) book. It is usually read on personal computers. Some mobile phones can also be used to read e-books. Earlier e-books were written for a specific group of readers and were about only a few subjects...

(单选题)23: --________ will your sister be back ? --In about two hours. A: How B: How often C: How long D: How soon ...

(单选题)17:  I got up ______ six ______ the morning _____ July 12th.　 A: at,in,on B: in,on,at C: at,in,of D: at,on,of ...

(单选题)11: You've got to __________ in yourself, or you'll never succeed. A: trust B: believe C: confirm D: help ...

(单选题)5: You _________ never play in the street. It's not safe. A: can B: may C: must D: need ...

(单选题)18: --Do you like milk or coffee? --I prefer milk ___ coffee. A: with B: to C: than D: of ...

(单选题)6:  —I’m sorry I left my exercise book at home.—Don’t ___________it to school tomorrow, please. A: forget,to take B: leave,to bring C: ...

31: This Thursday, across the US, kids are skipping school and going to work with their parents. They’ll be making copies, sending faxes(传真)and sweeping floors. This is because April 28 is Take Our Sons and Daughters to Work Day all...