根据首字母提示,完成下列单词的拼写,使句意通顺。
Every minute , about 261 babies are bin the world. The world's population _g
faster and faster. It has become one of the biggest social p
today. China has the largest population in the world .There are about 1.3 b
people in China .China has carried out some policies to c
the population,and these policies have worked well.