Do you know the answer_____ the question? [ ]

I think it is __________for them to find the lost bag with the help of the police.

My brother isn’t at home. He to Hong Kong Disneyland.

　What　are　you　going　to　do　for　the　School　Day？-　We’ll　_____　a　new　play.

Where is your dictionary, John?—Oh, I _______ it to David yesterday. He’ll return it tomorrow.