All the Chinese living in Libya _returned_ home soon because _of_ the quick action from the Chinese government.
The hot topic that people are _talking_ _about_ is the safely of food these days.
1. returned；of
2.talking；about
1. returned of
2.talking about
1.come;of
2.talking about
内容全部来源于网络收集，如有侵权，请联系网站删除：QQ：24596024