The pigs live inthe pen.(一般疑问句）

Big live in a pen.(一般疑问句） The pen is hers.(改为一般疑问句） The pen is cheap改为一般疑问句 The pen is cheap.【改为一般疑问句】 I can spell the word "pen" (改为一般疑问句）---------------the word (改为一般疑问句)my pen is in the backpack.(对in the backpack提问） I want a pen pal in the U.S.A (改为一般疑问句） The pen is red改成一般疑问句怎么改 The letter is from my pen pal.(改为一般疑问句) the pen is blue怎样变成一般疑问句? Her yellow pen is the backpack一般疑问句 My pen is in the pencil case改为一般疑问句?