【導(dǎo)讀】Whatisit?Itisanapple.Whatarethey?Theyareapples.Whatisit?Itisaskirt.Whatisit?Itisasweater.Whatarethey?Theyarepants.Whatishedoing?Heisplaying.Whatishedoing?Heiseating.Whatisshedoing?Sheisstanding.Whataretheydoing?Theyareeating.Whatishewearing?Whatishewearing?