Here are some practical PPT templates recommended:

1. Simple style: this style of PPT templates usually use simple colors and typography to highlight the content. They are suitable for occasions such as business presentations, educational lectures and product demonstrations.

2. Creative style: this style of PPT templates usually has unique design and animation effects to attract audience's attention. They are suitable for occasions such as creative presentations, art exhibitions and advertising campaigns.

3. Chart style: this style of PPT templates usually contains a large number of charts and data visualization elements, which can help the audience better understand and remember the information. They are suitable for occasions such as data analysis, market research and financial reports.

4. Photo Style: this style of PPT templates usually use a large number of high-quality photos and images, which can increase the visual appeal. They are suitable for occasions such as travel presentations, food presentations and people introductions.

5. Story style: this style of PPT templates usually focus on the story line, telling a coherent story through illustrations and text. They are suitable for branding, team building and training occasions.

6. Professional style: this style of PPT templates usually use professional design elements and typography, which can demonstrate professionalism and credibility. They are suitable for occasions such as business meetings, academic lectures and research reports.

The above are some common and practical PPT templates recommended, according to different occasions and needs, you can choose the template suitable for your own PPT.