The speaker cannot be used as a visual aid.
A: 正确
B: 错误
A: 正确
B: 错误
举一反三
- The speaker cannot be used as a visual aid.
- PowerPoint is the most widely used visual aid because it can combine all other forms of visual aids.
- What aid will Britain increase A: Overseas deployment aid. B: Overseas development aid. C: Overseas investment aid. D: Overseas humanitarian aid.
- Which one is not a visual aid used in a scientific poster? () A: A flowchart B: A pie chart C: A picture D: A paragraph
- Audi Q5 cannot be used for sports. A: 正确 B: 错误