The police still haven’t found the lost child, but they’re doing all they ________.[ ]

_____ having dinner in a Western restaurant-Good idea! Let’s go.

Holiday shopping ___be a tiring experience．There are so many places to visit and choices to make．

You have advised her not to have breakfast in order to stay slim, and this is ________ I disagree with

Will you please go to see the movie Guanyinshan with me—No, I won’t. I ______ already.