these are apples变单数句子和they are ——dragonboats——对花线部分提问

these are apples怎么变单数 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 our apples改为单数 these are our apples改为单数句子 改为单数句These are apples Those aren it any oranges these are apples变单数句子和they are ——dragonboats——对花线部分提问 these are apples and those are pineapples(改为单数 把They are apples.改为单数句 These are bedrooms.(变单数）回答 These are my friends .变单数 these coats are yeiiow变单数形式 are these apples red?改为同义句 These apples are red的否定句 They are Linda’s old shorts/These are my red socks.变单数句 Are these apples red?改为同义句.Are these ＿