2010年12月大学英语四级真题试卷及参考答案【2】

M: This truck looks like what I need but I’m worried about maintenance. For us, it will have to operate for long periods of time in very cold temperatures. W: We have several models that especially adapted for extreme conditions. Would you like to...

更多内容请点击:2010年12月大学英语四级真题试卷及参考答案【2】 推荐文章