Last Tuesday, the Expo Garden opened on a trial basis for six days so that operational problems could be fixed in time for its official grand opening.
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北京地铁奥运支线28日正式开始载客试运营,但只限于奥运会有关工作人员、志愿者和媒体人员等。
The subway line built to link Olympic venues in Beijing began trial operation Monday, but it is open exclusively to the Games' workers, volunteers and media people.