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PPT英文一般使用Arial或Calibri字体，字号根据内容的多少和幻灯片的大小进行调整，通常使用18-24号字体。
Choosing the Right Font and Size for Your English PowerPoint Presentation
Introduction
Font choice can impact readability and audience engagement in a PowerPoint presentation.
The appropriate font size ensures that text is legible from a distance.
General Font Recommendations
Sansserif fonts (e.g., Arial, Helvetica, Calibri) are generally preferred for their clean lines and screen readability.
Serif fonts (e.g., Times New Roman, Georgia) may be used for emphasis or titles but can be less readable on screens.
Font Size Guidelines
Titles: 2844 points
Subtitles/Section Headers: 2032 points
Body Text: 1828 points
Notes/Footer: 1418 points
Slide Design Tips
Use contrasting colors for text and background to enhance readability.
Avoid using more than two different font styles per slide to maintain consistency.
Sample Slide Layout
| Section | Font Type | Font Size |
| Title | Sansserif | 44 points |
| Subtitle/Header | Sansserif | 32 points |
| Body Text | Sansserif | 24 points |
| Notes/Footer | Sansserif/Serif | 18 points |
Related Questions & Answers
Q1: Can I mix serif and sansserif fonts within the same slide?
A1: It's generally recommended to stick to one or two font types per slide for clarity and professionalism. Mixing fonts can create visual confusion.
Q2: How do I know if my font size is large enough for the audience to read?
A2: A good rule of thumb is to stand at the back of the room where the presentation will be shown and try to read the text on the slide. If it's difficult to decipher, increase the font size. Alternatively, use the "Slide Show" view in PowerPoint to preview how the slides will appear during the presentation.
