26．— How is the campus cleaning going? — We’ve cleaned it up, ______ at least most of it

American First Lady Michelle Obama arrived ______ China _______the afternoon of March 20, 2014.

Please __________ the picture, can you __________ a bird

Some researches have proved that water quality ____ due to too many dams and pumps in some areas.

ng the voice, and not the appearance” makes theshow—The Voice of China ________from the numerous other reality shows in China