This is （an apple）对括号部分提问

This is （an apple）对括号部分提问 is this an apple an orange__an egg This is an apple就an apple部分转换提问 this is an apple.改成复数形式 This is an apple 变为复数句子 an,is,apple,this连词成句 this is a （apple）对括号部分提问 That's a ruler.对 a ruler 提问.Is this an apple?改为复数句子. She is OK.改为一般疑问句This is a ruler.改为一般疑问句This is an apple.对划线部分进行提问 画线：an appleIt is an orange.(改为否定句） this is an apple 和 this is apple 哪个语法是正确的 this is an apple中为什么要用不定冠词不用可不可以,能不能写成This is apple It is a new shirt.(改为复数句）It,s Jenny,s dress.(对划线部分提问This is an apple.(改为一般疑问句 That is an apple in English.对an apple 进行提问hi(同义词）morning(反义词）this(反义词）phone(同义词）I(形容词性物主代词）photo(同义词）是不是picture These are an apple and a pear.还是This is an apple and a pear. this is an apple怎么改为复数句 This is an apple,that's a knife句型转换 This is (an apple)打括号的地方提问 This is an red apple.(哪里错了)