We must _(使教室干净).(get)

We must _(使教室干净).(get) 1.We must _(使教室干净get2By_(比较你自己和 otherpeople,You will fell differently 我们的教室每天必须保持干净 Our classroom _ _ _ clean every day 使教室保持干净的方法 We must take care of the old.=the old must _ _ _ _ We must prevent them from_ _ _(制造混乱）. 多干净的教室!------------------------------------------------!-------------------------------- GE swear,GE must cha nge this situation MUST GE swear,GE must cha nge this situation MUST We must prevent people from _(pollute) the river.What _ they _(do) at present? we must _(派；寄)for the doctor at once We must do something to change their _(生活). 我想让教室更干净 注意保持教室干净 英语 保持教室干净（英语） 10、we must speak to old people politely .Old peo10、we must speak to old people politely .Old people _ _ _ to politely . GE swear,GE must cha nge this situation 在教室我们需要保持安静 We must _____ ______ in the classes