How he _______ get out of the prison ______ a mystery.

— Chinese Premier Wen put great pressure on the Japanese side, otherwise the boat captain ___________． — As the saying goes, he who hasn’t seen the coffin （棺材） won’t cry．

 Were it not for the snowy weather, we ________ all right. 

—I didn’t attend the lecture yesterday.—I ______, either, if my mother hadn’t reminded me. 

If I ______ten years younger, I _____ very happy.