they are 可以简写成they're,那么these are为什么不能简写成these're

they are 可以简写成they're,那么these are为什么不能简写成these're they won 25 medals能简写成they won what colour are they可以变成what are they colour? They are they are Are they They are -------are they?they are --------(tomato) because they are 可以这么说吗? are they,do they 区别 Are they horses?They are__________ 连词成句 they what are accident terrible.是they are连词成句 they what are accident terrible.是they are还是are they for,they,one,only ,$5 ,pai,r are连词成句 Because they are kind of interesting.可不可以把they are缩写成they're! pandas are （r ） animals.they live only inpandas are （r ） animals.they live only in china. --Are they ( ) buuks?No,they are not .--They are ( ) buuks. They are green.They are long.They are g( ) b（ they are food.they are long.they are white.谜底