分类：教育/科学-外语学习-英语考试
问题：英语选择题6Itisrainingsohardthatthere 
It is raining so hard that there is no____of climbing the mountain now.A.mean    B.means    .meaning    D.a meansIt is____that man can't live without air or water.A.sure   B.possible    C.certain    D.may be请在回答问题的同时写一下理由，谢谢！
回答：B means 方法，手段。题目意思是没办法去爬山
C 从题目的意思看可以排除B和D。人离开了空气和水就不能生活。而且从结构上看，D应该作谓语，在题目中显然不合适。maybe 则是副词，做状语,相当于perhaps.而A的主语应是人，I'm sure that.....固选C