That is an apple的复数是什么

That is an apple的复数是什么 that is an apple tree 改复数句 this is an apple and that is a 写出复数句.this is an apple and that is a 写出复数句.上句中these或those做主语是be动词用（ ）,名词用（ this和that则用单数_.剧中的brothers是可数名词brotherde__形式英语中,名次 This is an apple.that is a pen.改复数形式 this is an apple.改成复数形式 This is an apple 变为复数句子 ls this an apple?的肯定回答是Yes,this is an apple.还是Yes,it is an apple.就是“this/that”的回答是“this/that”还是“it”.啊、到底是it is还是this啊 That apple is his.(改为复数) That's a ruler.对 a ruler 提问.Is this an apple?改为复数句子. 15.That’s an apple.（改为复数句） apples. 将下列句子变复数1.I am driver 2.That is an apple 3.He has a book 是that is a apple 还是that is apple this is an apple tree改为复数形式有助于回答者给出准确的答案 there is an apple on the table 改为复数形式 There is an apple on the tree.(改为复数） this is an apple怎么改为复数句 There is an apple in the box.变复数句 It is an apple tree?怎么改为复数句?