以下各题请在答卷上作答：
V: 模块1 请根据首写字母，中文和情景，认真尊重课本知识点，完成重点单词和词组搭配的具体变化填写！ (每小题1分，共20小题，共20分)
56. There is a lot of air in the l________ snow. It can keep you warm.
57. As far as I am c________, It's a crazy idea.
58. "Please show me your i______ card", said the policeman.
