Where is my hat —I can’t _______ it．

Only when you are in poor health_______ realize that health is _______

(2013·江西九江二模)If you won’t do as I tell you, you ________ get the chance to be promoted because the competition is just too fierce.

I ______ my son _____ a doctor, but he wasn’t good enough at science

Wow, the pair of shoes looks pretty. Can I try _______ on — OK. Look, it fits you so well. Why not take _________