________ we know, America is a developed country ________ the first world．

试卷相关题目

• 1Much attention should be paid ________ the wild animals as many of them are dying out．

  A.to protecting

  B.to protect

  C.protecting

  D.protect

  开始考试点击查看答案
• 2His father always keeps him ________, but he doesn't listen to him．

  A.smoking

  B.from smoking

  C.to smoke

  D.not to smoke

  开始考试点击查看答案
• 3For many weeks we had been accustomed ________ horses and oxen suffering from heat ,thirst and starvation．

  A.to see

  B.seeing

  C.to seeing

  D.having seen

  开始考试点击查看答案
• 4Much ________ Maggie's regret, she saw her son cross for ________．

  A.to; having not been invited

  B.for; having not been invited

  C.for; not having been invited

  D.to; not having been invited

  开始考试点击查看答案
• 5Such a chance, once ________, might never come again．

  A.lost

  B.losing

  C.being lost

  D.to be lost

  开始考试点击查看答案
• 6When a storm is just ________, we must fix up the roof to prevent it from ________．

  A.around the corner

  B.blowing away

  C.around the corner

  D.being blown away

  E.in the corner

  G.in the corner

  H.being blown away

  开始考试点击查看答案
• 7Chinese athletes have ________ important contributions to the Olympic Games．At the 2008 Beijing Olympics, they led the way, ________ 51 gold medals．

  A.achieved; won

  B.made; to win

  C.achieved; winning

  D.made; winning

  开始考试点击查看答案
• 8_______ who she was, she said she was Mr．Johnson's friend．

  A.Asking

  B.Asked

  C.To be asked

  D.When asking

  开始考试点击查看答案
• 9The old man often advised the young workers on ________ the machine and they learned quickly．

  A.to operate

  B.how operate

  C.how operating

  D.how to operate

  开始考试点击查看答案
• 10He insisted on ________ a meeting and he insisted we ________ his plan at the meeting．

  A.having; discuss

  B.having; discussed

  C.have; discuss

  D.having; discussing

  开始考试点击查看答案