Women _______ drink more than two cups of coffee a day have a greater chance of having heart disease than those ________ don’t.
I shall never forget the day ________ Liu Xiang won the gold medal, _________ has a great effect on my life.
The place ________ the bridge is supposed to be built should be _________ the cross-river traffic is the heaviest.
The factory produces half a million pairs of shoes every year, _________ are sold abroad.
China isn't the country _________ she used to be 50 years ago.
Do you have anything is important to tell me?