Add the following new words one by one affixed to the following text box.
請每次複製一個生字到下面長形小框，按"enter"鍵，即可練習該生字之筆劃。

併攏描適鱷
瞧頸鹿換證
畢卡索偶劉
并拢适鳄颈换证毕刘