So excited _____ that he couldn’t say a word.

(2013·安徽重点中学一模)Not only ________ to turn off the lights in the kitchen, but we also failed to lock the front door.

（湖南省怀化市2014年高三第二次模拟考试）29. — When is he willing to lend his friends some money?— Only when ______ hard enough.

 Hardly ______ when the bus suddenly pulled away.

-- I can never afford a new house like that! --- ________ . The price is too high.