After the six-party talk in Beijing, an agreement was reached _________ that North Korea would abandon _________ nuclear weapons.

 _____ with the accident, he was forced to resign.

We advised them to take a rest, but they insisted _______ the work.

I delayed _______ your letter because I had been away for a week.

The thief drove as fast as he could to escape ________ by the police.

I searched for my wallet and it wasn't there. At first, I thought I _______ it at home. Then I remembered _______ it out to pay for the taxi.

_______ the news of his father's death, he burst into tears.

. _______ his mother, the baby could not help _______.

It's no use _______ so much money on clothes.

.If he succeeded _______ a job, his children wouldn't be suffering from hunger now.