After ________________ a sandstorm warning on Sunday evening, meteorologists forecast that dusty weather will continue in parts of the country on Monday.
According to the information from the airline, a small sinking part of the runway of the airport is _______ for the accident.
Obviously the measures taken by the local government have_______ the solution to drinking water problems in this region.
--Do you know when the Chinese custom_________ from? --It's hard to say. But its characteristics__________ the Tang Period.
Paper bags produced every year are ______ the world’s production of vehicles.
His spare time is made full use_______ law.