问题详情：
词汇。根据句意及首字母提示补全单词。
the d_____ of China, all the children can go to school.
two sides failed to reach an a_____.
spaceships have gone b_____ the solar system.
are here to p_____ the public with a service.
p of china is 1.3 billion.
【回答】
lopment ement
nd ide lation
知识点：单词拼写
题型：完成句子
