【简答题】在众多的图像文件格式中,()格式是Photoshop自身的默认格式。(文件名全部大写)
【单选题】How ________ time do you spend on your hobby?
【单选题】OSI的七层协议体系结构中,物理层、数据链路层、网络层、传输层的协议数据单元(PDU)分别称为:
【单选题】The best title for this passage is .
A.
How to Spend Your Holiday
B.
Make Full Use of Your Spare Time
C.
Two Types of Holidaymakers
D.
Forget Your Work and Enjoy Yourselves
【单选题】How much money did you _________in fixing your watch? [ ]