二、看拼音,写词语。zhun beideng daibao yǔshui jiàoqiang bi=(1/2)/(1/3) kan shuzhi zhupiào liangzhuang dǎochi bǎoz=(-1/2x)/3=- shai ganbian chengmen banan xinzhǔ ren=-1/2- =1/((x+1))-1 x=-1/3=- =-1/2x- mǔ jīzhùygen benyinncǐ⋯⋯1/1⋯⋯ ...