Only in this way _______ to make improvement in the operating system.

--Are you a teacher? --No, but I ________.

People planning trips home used to believe that only through the railway’s telephone ticket hotline ______ get their tickets efficiently.

------ The floor is awful wet． What have happened?------ No sooner ________ into the shower than the phone rang．．

When first____ to the market, these products enjoyed great success.

It sounds like something is wrong with the car’s engine. ______, we’d better take it to the garage immdiately.

Only when he saw the test paper himself, ______ he had failed in the exam again.

Only in this way _____ study English well.

 --- Can I help you, sir?---Yes, please. Do you have any books on cooking?---There are only a few, ____.

Just in front of our house ______ with a history of 1000 years.

Mary doesn’t speak French, and         does Joan.

Only by imagining and creating ____the problem. 

     in your position, I would help him. 

Not until the driver was stopped by the traffic police     that he shouldn’t have drunk so much wine. 

If you’ve finished, we can have a coffee.  ________, you’d better keep working.

— I went to see a film yesterday. — Oh, did you? _________ .    .

He failed in the exams and only then _____ how much time he had wasted. 

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