It is a pen.变为一般疑问句怎么变?_ _ a pen?

It is a pen.变为一般疑问句怎么变?_ _ a pen? it is a pen(改为一般疑问句) It is a pen改一般的疑问句并回答 It is his pen(改为一般疑问句) It's a pen in English变为一般疑问句,并作否定回答 A set of keys is in it.变为一般疑问句 it is a good idea变为一般疑问句 It is a sunny morning变为一般疑问句 this is a pen改成一般疑问句 This is a pen.改为一般疑问句 that is a pen.改成一般疑问句 it is raining now.变为一般疑问句 it is too long 变为一般疑问句 I want a pen pal(变为一般疑问句)（）you（）a pen pal？ It is a red pen.变一般疑问句,并做否定回答快 (改为一般疑问句并用yes or no句型进行回答) It is a pen.That is a(改为一般疑问句并用yes or no句型进行回答)It is a pen.That is an orange. It is a backpack... __ __ ___ ___[变为一般疑问句】 It is a bus.（NO（变为否定句和一般疑问句.按要求回答）