Are these your parents?    Yes,       .

-___________your twin brother’s name Nick? – Yes, ________ is.

– Is this a Japanese car? - __________ . It’s an American car.

Do you know how many colors_________in the rainbow?

____ you _____ to go to the park when you were children?
A. Did, use  　B. Did, used  　　C. Do, used

--       you ever       Dali?                                        
--Never. But I am going there this vacation.

---- We went to Hawaii for our holiday.
---- Really? _____ you _____ there?

_____ you _____ to go to the park when they were children?

_________ you _____ your coat last night?
A. Did，pack          B. Did，packed  C. Do，packed

－Was he a clever boy ?
－_______ .