They are some English girls改为单数形式是什么?

填入介词 They are some _____my friends. They are doing some reading.改为一般现在时 They are doing some very important ( ) (work) They are showing some picture ___ us. they are some apples 改单数：---------- ------------- --------------- Some of (they)are from China. They are doing some English _(练习). some animals die because they are 什么, They are some frogs.变为单数句 would like some h( They are nice They are some pens,some books but cards Some things are like that...They are just lost. what are __ the door?-- they are some brooms. some p_____ are on the dresser they are green 是They are some water还是They are some water英语中不可数名词前面是用are还是用is?如：They are some water/They are some water We can see them in summer.They are small.They are rough.They are red.There are some black dots on ththem.Some are sweet and some are sour.People like to eat them very much.They are_______. some think they are cats.others think they are just kids having fun翻译 sometimes some people just act like they are trying to help you!actually they are not