1.I use English every day, with people from________countries A.differ B.different C.difference D.differentiate 2.There was a__________ sunset last night whenwe were visiting Australia A.spectacular B.giant C.guarantee D.iconic 3.In the parade, well-known Disney characters_______along the street,either on floats or on foot A.commute B.march C.train D.serve 4.When_______pollution happens, the water temperature in streams, rivers and lakes, or oceans changes A.water B.thermal C.temperature D.heat 5.If Hoa_________ ill, she would join our activity to protect the local environment A.has been B.weren't C.isn't D.hasn't 6.While she was dancing, the princess________a witch A.was seeing B.saw C.see D.is seeing 7.If the air wasn't dirty, I___________so much A.wouldn't sneeze B.sneeze C.would sneeze D.to sneeze 8.Water______________ in the lake has made the fish die A.pollution B.polluted C.polluted D.polluting 9.Singapore is famous for its___________and green tress A.cleanliness B.cleanly C.cleaning D.clean 10.All our English teachers are________speakers A.native B.nation C.original D.foreign 11.I often drink coffee, but today I___________tea A.am drinking B.drinks C.drank D.drink 12.Don't drink that water. It's ___________ A.damage B.dumped C.contaminated D.destroyed 13.It can't be denied that Eniglish has become an _________language of the worl A.national B.international C.cultural D.multicultural 14.The train________the railway station at 8:00 a.m. every morning A.leave B.leaving C.will leave D.leaves 15.Trung speaks English like a native_____ though he comes from A. speak B.speaking C.speaker D.spoke 16.English is the_________ language of many countries, including Britain and Philippines A.offcial B.absolute C.unique D.puzzling 17.According to the schedule, the train________at 12 a.m. A.arrived B.arrive Carrives D.arriving 18.This House is said to be________by ghosts A.haunt B.haunted C.haunting D.haunts