You can’t predict everything. Often things don’t __________ as you expect. 

 I'm interested in a single room. Do you have any ________？

 I’m glad you told me about the concert being cancelled. ____ I’d have traveled all the way to Beijing for nothing.

--- What on earth are the police busy with?--- They have been investigating how the train crash __________. 

(2013·浙江，11)Half of ________ surveyed in 16 countries say they go first to their closest friend to share their deepest wishes and darkest fears.