Sit down! Stand up!,Stand up. 起立,Sit down. 坐下,New words,door 门,window 窗户,Open 打开,the,door,window,Open the door. 打开门。,Open the window. 打开窗户。,Door, door, open the door. Window, window, open the window.,stand up起立,sit down坐下,open the window打开窗户,open the door打开门,open 打开,window窗户,door门,Activity 2 Listen, point and find “sit down, stand up”.,Sit down! Sit down! Stand up! Stand up! Open the window! Open the door!,Stand up,please! 请起立！,Please sit down! 请坐下！,See you!,
