These shoes look very good. I wonder _______. （2006年上海春季高考題）

“The day is coming ________ telegraph wires will be laid on to houses like water or gas.” Bell wrote to his father.

．It was one in the morning      the fire broke out.

Lin Xi, a Chinese in Berlin, went to the World Championships in Athleties,      she saw China’s Bai Xue win the gold medal.

When do you think ______ start the new attack?

. We all think that _____ no need to make laws to prevent the young from getting married
during their college life.

It is the news　　　 most parents of the hope that there is a safe and socially approved
road to a kind of life they themselves have not had, but their children can.

Do you know the professor in        home we stayed?

The teacher is much kinder to Tom , _____, certainly, makes the others very angry.

We grow all our fruit and vegetables, _____ saves money, of course.