阅读下列短文，从每题所给的A、B、C和D四个选项中，选出最佳选项。
A
Are you looking to enter the media industry but not necessarily as an actor? There are various positions in the media—some known and some not so wellknown.
Video game developer
If you have a love for computer games, you may wish to consider being a video game developer. You will need to be qualified in computer programming languages. When you get promoted to a lead developer and programmer, you will write more complicated codes and manage other programmers.
Sound engineering technician
Are you currently in the audiovisual club? How about being a sound engineering technician? As a sound engineering technician, you operate machines and equipment to record, mix, or reproduce music, voices, and other sound effects. While you would be usually working indoors, you may also need to be outdoors.
Playwright
If you would like to set free the Shakespeare in you, how about a career as a playwright? You will need a formal qualification inplaywriting or screenwriting and also understand the creative and technical aspects of theatre such as acting, directing, drama history and literary criticism, lighting, scenery and even costume design.
Film editor
As a film editor, you have to edit raw footages (镜头) in order to capture the onscreen personalities and tell a story. You will work with directors, producers and other film staff to ensure that production goals are achieved. With the use of computer software and digital equipment, you are expected to produce a highquality finished product.
21．Who should be qualified with computer programming languages?
A．A video game developer. B．A playwright.
C．A sound engineering technician. D．A film editor.
22．What does the job of playwright need?
A．Techniques of video editing. B．Skills of sound editing.
C．A knowledge of theatre. D．A qualification in directing.
23．What is the purpose of the text?
A．To advertise. B．To inform. C．To entertain. D．To clarify.
