Which class are you in?What class are you in?这两个句子有什么区别?

Which class are you in? Which class are you in? Which class are you in?怎样回答 Which form and class are you in? What class are you in?还是Which class are you in?哪句对? Which class are you in?和What class are you in的区别如题 谢谢 你是哪班的?到底是which class are you in还是what class are you in? 你是哪班的?到底是which class are you in?还是what class are you in? Which class are you in?What class are you in?这两个句子有什么区别? Which class are you in?I am in___ which class are you in 翻译成中文 英语翻译有what class are you in?Which class do you in which class are you ni和which class you are in 哪个对?我在一本书上面见到which class you are in?和 which class he is in?的用法。所以迷惑中。请帮我查实。 Which class are they in? what class are yon in?与 which class are you in?有何区别?回答时又什么不同? 单项选择 -（ ） class are you having?-We are having an English class.A.Which B.What C.WhenD.Why _____ class are you having?We are having an English class A which B what C when D why can i go （）you?填空!please!which class are you（）？