these are apples and those are pineapples(改为单数

these are apples and those are pineapples(改为单数 these apples are good for THESE apples are sweet感叹句 How many apples are these _____(that) are apples. These are oranges. 变为一般疑问句:These are some oranges and apples on the table. Are these apples red?改为同义句.Are these ＿ what are these?----these are apples.(给句子改错） 英语翻译Are these your apples?Are these apples____? These apples are red的一般疑问句 are these apples red?改为同义句 These apples are red的否定句 These are red apples.改为感叹句 These are apples变成单数形式 These are apples改为单数形式 these are apples 改为单数形式 are these apples?改为单数形式 these are apples怎么变单数