There are so many people in the square, some are playing badminton, some are dancing in the square dance, and some are playing Tai Ji Chuan. There are so many people in the square that it is very lively.
There are many people in the square, such as roller skating, singing Beijing opera and dancing square dance. A sea of people, very lively.
Extended data:
Extended writing method
1, local extended syntax.
That is, the sentence is divided into two parts-the subject part and the predicate part, and the front part is expanded first, and then the back part is expanded. For example, the front part of Xiao Ming Xue is Xiao Ming. First add who Xiao Ming is and my relationship, so that the front part can be expanded as "my classmate Xiao Ming"; The second half can be supplemented by "where" and "how to study", so the second half can be supplemented by "study hard in class"
2. Expand the grammar as a whole.
Is to expand the two parts of the sentence at once. For example, according to what kind of red flag to raise, where to raise it and how to raise it, it can be unfolded into a bright five-star red flag and slowly raised on the top of the teaching building.