Only when he met the girl his aunt introduced to him ____ that he had seen her before.

No sooner _________ to school _________ the bell for the first class began this morning.

He failed the midterm examination and only then ________how much time he had wasted. 

Every evening after dinner, if not            from work, I will spend some time walking my dog.   

The experiment shows that proper amounts of exercise ,if _______regularly, can improve our health.

Not until I ________ to work ____ how much time I had wasted.

Up went the price and _______.

Only when the European countries' financial system broke down _____to take measures to deal with those problems．

_____all over the hills and around the lake are wild flowers of different kinds.

But by no means________with my progress.

_____ you eat the correct foods _____ be able to keep fit and stay healthy. 

---How do you like the concert? ---I really enjoy it. I didn’t expect it was _____ wonderful.

It’s beyond words. Nowhere else in the world _______ such a wonderful house!

Not until he called the secretary three times _________ that the manager went to an important meeting.

—I am shocked at the news that many pupils were killed in the terrible traffic accident. —So am I. Little           the safety of the poor children.

what caused the party to be put off?

By no means _______promised to keep you ______of how their business was going on.

______a mobile phone can you ring _______you want to talk with anywhere.

John opened the door. There _______ he had never seen before.

“In no condition ____ you are a Chinese. ”Dad told me before I went abroad.