选修七 unit 3 学案一Ⅰ.单项填空(建议用时 9′)1.Many people________the opening ceremony of 2010 World Expo,which was so splendid.A.witnessed B.participatedC.swallowed D.handled2.If you turn your bag________,the books will fall out.A.back to front B.up and downC.upside down D.back and forth3.Human flesh search is supposed to be________due to lots of bad influences.A.replaced B.abandonedC.accused D.equipped4 . I thought the medicine would make him sleep , but it had the ________ effect.A.better B.practicalC.opposite D.basic5.Whenever she heard that someone had trouble,she would go to ________.A.find out B.work outC.carry out D.help out6 . The WHO urged that all the countries ________ measures to prevent H1N1 spreading.A.take B.must takeC.are to take D.took7.Premier Wen's strong love for the people is________in what he has done and spoken. A.relieved B.reflectedC.responded D.recovered8.His debt was ________ the whole family________.A.dragging;down B.drawing;downC.pulling;down D.dragged;down9.The fans gave a (n)________description of the first match of the World Cup as if they were footballers.A.creative B.fantasticC.imaginative D.vivid10.People have planted a great many trees in order to ________ wind and sand in the desert.A.hold down B.hold upC.hold back D.hold out11.The study showed a deep fear among the old people of ________ to the care of strangers.A.abandoned B.to be abandonedC.being abandoned D.abandoning12.I was ________ them about my travels ________she broke in with a story of her own on her visit to Hainan.A.to tell;while B.about to tell;whenC.was going to;while D.telling;while13.He was quite________of how dangerous the whole situation was,but he had no choice b...