已知-y+3x=3，则2（y-3x）-（3x-y）2+1的值是（ ） A．-14B 发布时间：2017-05-18 20:12 │ 来源：www.tikuol.com 题型：选择题 问题： 已知-y+3x=3，则2（y-3x）-（3x-y）2+1的值是（ ）A．-14B．-2C．-8D．1
题型：选择题 选用方框中单词的适当形式完成句子。tomato one you music run1. My uncle runs very fast(快). He is a good _____ . 2. His father's birthday is October _____ . 3. Please come and see for _____ at Mr Cooper's Clothes Store. 4. His mother has many _____ at home. 5. His sister likes music and he wants to be a _____ . 查看答案