Lots of boys and girls are here.
Many boys and girls are here.
A number of boys and girls are here.
Here are many boys and girls.
Here are lots of boys and girls.
Here are a number of boys and girls.
按照楼主所补充的,那就填Many kids/children
Lots of boys and girls are here.
Many boys and girls are here.
A number of boys and girls are here.
Here are many boys and girls.
Here are lots of boys and girls.
Here are a number of boys and girls.
按照楼主所补充的,那就填Many kids/children