they are eggs改为单数句

Are they eggs?如何改为单数句? they are eggs改为单数句 They‘re eggs 改为单数句 There are some eggs in the basket改为单数句 These are eggs.(改为单数句）_ _ _eggs. There are some eggs in the basket改为单数句 Those are eggs.（改为单数句）怎么办? They are some eggs on the desk.该单数改为单数句子！ 把They are apples.改为单数句 Are they students?（改为单数句） What colour are they?改为单数句 Are they bookcase 怎样改为单数句? They are my friends.改为单数句 Are they women doctors? 改为单数句 They are wonmen doctors (改为单数句) They are my aunts.改为单数句 They are old jeeps. (改为单数句) They are English jeeps.改为单数句