What color is your English book?下一句怎么答?

What color is your English book?下一句怎么答? what color is your english book? what color is your english book 答句 What color is your English jacket?下一句怎么答? What color is your backpack?怎么回答? what color is your book 和 what color are you books 这两个句子的be what color is your jacket 答句 what color is your pen 答句 What color is the English book It is yellow.( )nice ,isn't i what color is your （ ) jacket? What color is your trousers? what color is your favorite?