Complete the dialogue below by filling in the blank with the correct form of the verb in the parentheses.
A: what would you have ______(DO) if you had _______(WIN) the lottery last week?
B: I would have _______(BUY) a house.
A: what city ________(WILL) you have _______(CHOOSE) if you had ________(DECIDE) to move to the United States?
B: I would ________ (HAVE CHOOSE) Seattle.