题目

_____ the big snake, the little girl stood under the tree _____ out of life.（  ） A. Seeing; frightened         B. Seeing; frightening C. Seen; frightened           D. To see; frightening   答案：A  This map is drawn to the _______ of one inch for 1000 miles, so you can find out how far it is from Beijing to Shanghai. A. route           B. line               C. scale              D. rate