【题目】假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。每处错误涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号（∧），并在其下面写出该加的词。
删除：把多余的词用斜线（\）划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词。
注意：1.每处错误及其修改均仅限一词；
2.只允许修改10处，多者（从第11处起）不计分。
The hot pot, dated back to several thousand years ago, is one of the traditional Chinese diets, which enjoys a wide popularity. In the cold winter, people like to eat the hot pot what instantly warms up their bodies and lift up their spirits. Nowadays in many residents, homes, the traditional coal-heated hot pots have been replacing gradually by modem electrical cooks. Hot pot styles and ingredients vary region to region in China. Generally speaking, the common meats used including pork, beef, chicken and duck, so other hot pot dishes are vegetables, mushrooms, noodles and etc. When people have the hot pot together, what real matters is not only the food but also the atmosphere.
在线课程【答案】
【解析】考查固定用法。dating back to追溯到，是固定用法，所以dated改成dating。
考查名词单复数。popularity是不可数名词，所以删除a。
考查定语从句。that/which instantly warms up their bodies and lift up their spirits.作定语，修饰the hot pot，所以that/which instantly warms up their bodies and lift up their spirits.是一个定语从句，关系词在从句中作主语，指物，所以what改that/which。
考查主谓一致。that/which instantly warms up their bodies and lift up their spirits.是一个定语从句，修饰先行词the hot pot，关系词在从句中作主语，指代the hot pot，表示一个客观的事实，用一般现在时，且主语the hot pot是第三人称单数，谓语动词也用单数，所以lift改成lifts。
考查语态。coal-heated hot pots与replace之间是被动关系，所以用被动语态，replacing改成replaced。
考查名词。表示“现代化的电子炊具”，且是复数意义，所以cooks改成cookers。
考查固定短语。vary from不同，是固定短语，所以vary后加from。
考查动词。include指某整体包含或容纳某部分，常用于解释或补充说明，所以including改成include。
考查连词。表示并列关系，所以so改成while/and。
考查副词。修饰动词matters，用副词，所以real改成 really。