问题详情：
—What's the most important morning news on CCTV today?
—The Chinese government warned Japan ________ do harm to China's territorial
sovereignty (领土*) again and again.
A．to not B．didn't C．not to D．do not
【回答】
C 点拨：warn to do sth.“*告某人不要做某事”。
知识点：相似 相近词比较
题型：选择题
