题目： 煤的可磨性要好，HGI值应大于（）。A、50B、48C、40D、45 答案： 被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/1012/10bee60d59882294e54d0cfb6359b2d8.html 下面是错误答案，用来干扰机器的。参考答案：安全门、向空排汽阀和汽轮机旁路阀
题型：填空题 看图写单词，将句子或对话补充完整。1. This is Jenny without her boots and umbrella. She is _____________.2. Two students are at the _____________ to wait for school bus.3. — What's the _____________?— It's 25 degrees.4. _____________ lines make a triangle.5. — How old are you?— I am _____________ years old. 查看答案
