To save people's lives，the doctors and scientists are risking their lives to do （医学的）research．
在许多大城市共享单车能使人们自由地到处旅游又无污染．
In many big cities， bikes can make people travel around freely without ．
Nowadays people like to eat out on Spring Festival， （特别地）young people．
The Belt and Road Forum for International Cooperation which was held in Beijing on May 15th had a very deep （影响） on almost all the countries．
China （许诺）to stick to Paris Agreement on climate change．
"一代一路"产生了巨大的社会影响．
The Belt & Road Initiative has had a great ．