Unit 6 Multimedia
Learning Objectives After completing this unit, you will be able to:
1. describe the development of sound card in English orally.
2. identify different types of multimedia in English.
3. explain how to install a Webcam in English .
Know about: Text, Audio, Graphics, Animation
Lቤተ መጻሕፍቲ ባይዱstening & Speaking
1. Listen to the following passage and fill in the blanks with the words in the box.
images elements selection sound software modify application site video create programs multimedia
There is a tremendous selection of software that can be used to create the multimedia elements to be included in a multimedia application or Web site . Typically this process involves several programs, such as graphics software to create or modify the images , animation software to create animated elements , and audio- and video-editing software to create finished sound and video clips.
4. Oral Practice: Mark 买了个数码相机，想把照片拷到电脑 上，请教他解决这个问题。
4)compression process. JPEG images can 5) contain more than 16 million colors (called true color), so this format is often used for photographs and images that 6) require more than 256 colors.
2. Listen and choose the proper words or expressions.
The Joint Photographic Experts Group 1) format (usually just referred to as JPEG and saved with the file extension .jpg) is supported by most Web browsers that display images. JPEG 2) images are compressed using lossy compression, so image quality is lost during the compression 3) proc,eassnd a compression amount from 0 to 100 percent is selected when the image is saved – the higher the compression, the smaller the file size, but more quality is lost in the
Listening & Speaking
B: Take a look and check if the webcam has a USB connection. A: Yep. B: Plug your webcam in, and you'll need to put somewhere where you can see it. Oh, where it can see you! A: Wow! I can see my face! B: OK. It's done. A: Thank you very much. B: Don't mention it. Call me anytime you need me. Bye.
3. Please read the conversation below and learn how to raise a question and how to solve each problem.
A: Mark, this is Jenny. B: Hi, Jenny. Glad to hear from you. How are you going? A: Pretty good. And you？ B: Not bad. Is there anything I could do for you? A: I bought a webcam. Teach me how to fix it. B: OK. Take out all the materials in the package, lay them out and tell me what they are. A: Only a webcam and a disk. B: Insert the disk, Windows will recognize that you are attempting to install software, and a wizard should pop up to guide you through the process. A: OK. And?