问题
选择题
--With the _____________ of science and technology, people can talk with each other much more conveniently than before.
--But China is still a __________ country, people have to work hard to live a better life.
A．developed; developing;
B．development; developed
C．development; developing
D．developing; developed
答案
答案：C
题目分析：句意：随着科技的发展，人们可以比以前更方便地互相交流了。但是中国仍是一个发展中国家，人们必须努力工作来过上更好的生活。development发展，名词，developing发展中的，形容词，故选C。