PSs do not have a fixed format.
举一反三
- Don't forget to design the format. An attractive format is （） important （）the content.
- Nowadays, people prefer the indented format in their letters rather than the block format.
- According to the lecture, nowadays, the indented format is less used and people are apt to use the block format.
- Memos and letters have the same format.
- Which one is the character of a digital camera? A: Digital Storage B: Fixed ISO C: The picture obtained by a digital camera can be seen instantly. D: Digital cameras have many kinds of storage format.