A. the writer decided to push through the thick bushes B. the writer decided to walk along the valley C. the writer wanted to stop climbing D. the writer tried to find two eggs 参考答案:B 答案解析:[解析]从文章第一段第二句:Rather than go through these,I decided that if we walked along the bottom of this vall
第21题: [单项选择]大黄根茎断面有() A. 星点 B. 罗盘纹 C. 黄白色小点排列数轮同心环 D. 云锦花纹 E. 朱砂点 参考答案:A