Since drug abusers have difficulty_the addiction, support groups where they can talk about their struggles and find new ways to manage in the world are often needed.
Recently the Ministry of Environmental Protection issued a circular saying that China may adopt flexible working hours and stop school classes_____the highest air pollution warnings.
Turkey opened the world's first trans-continental underwater rail tunnel._Asia and Europe on 29 October, 2013,_closer the day when it will be possible to travel from London to Beijing via Istanbul by train.