Only when he reached the tea-house ______it was the same place he’d been in last year.

Only when he failed in the final exam ____up his mind to study harder to catch up with the classmates ahead of him.

I know Tom didn’t take money with him; _______,he would have lent it to me

____ by taking part in practice can the young people be toughened and hardened into steel

Only when ______ hard ______ make your dream come true.

--- Can I use the fax on the table, sir?
--- In no case _____ to use the fax for personal affairs.

We laugh at jokes, but seldom __________ about how they work.

--How much do you know about the 3D film technology?
--A little. Not until ____the hot movie Avatar ____some about it.

The top student failed again in the examination and only then ______ the importance of reading and memorizing the English texts.

Hardly    _ out of the cave when there was a big bang and the entrance was blocked.