It was because of hard training     the sportsman won the gold medal in the competition．

Is this the third time that you ________ late?

It was in the street ______ I met John yesterday.

He is a new comer. There is no one _________,  so let’s go and help him, shall we?

It wasn’t _____the anti-Japanese war was over _______ his parents had died two years before

_____________ that he did quite well in the exam.

—David has made great progress recently.
—       ,and       .

__________, she stood there without saying anything.

It is said that he____ the diamond ring.

.---I’m going to the States for further study.
---How long ____ you ___there?