1, the square is very crowded, there are workers, students, farmers, a sea of people, lively pole.
2. There are so many people in the square, some of them are playing badminton, some of them are dancing in the square, and some of them are playing Tai Chi.
3. There are so many people in the square. There are roller skaters, Beijing opera singers and square dancers.
Expanded:
Amplification methods
1, local amplification method.
That is, the sentence is divided into two parts - the subject part and the predicate part, first expand the front part, and then expand the back part. Such as "Xiaoming reading", the front part is "Xiaoming", first supplement Xiaoming who is my relationship with me, so that the front part can be expanded to "my classmate Xiaoming"; the back part can be added "In what place" "how to read", so that the latter part can be added to "in the classroom to read carefully".
2, the overall expansion of the sentence method.
It is to expand the two parts of the sentence at once. Such as "the red flag rose", according to "what kind of" red flag "in what place" "how to" rose up, can be expanded to "brightly colored five-star red flag on the roof of the teaching building slowly rose.