1.us,for,student,desks,in,chairs,the,and,room,are,the.ThechairsanddesksintheStudentRoomareforus/Thechairsanddesksintheroomareforusstudents.(不过你的student没有S,第一句我把STUDENTROOM整体的变成了名次,所以必须有大写)2.of,what,classroom,is.your,wall,on,the,frontWhatisonthefrontwallofyourclassroom前面的回答用的是in.