They _____ of the terrible situation in Thailand, otherwise they wouldn't have gone there for sightseeing.
The place the bridge is supposed to be built should be the cross river traffic is the heaviest.
Students are always interested in finding out they can go with a new teacher.
–It’s thirty years since we last met. -But I still remember the story, believe it or not, we got lost on a rainy night.
–Who should be responsible for the accident? -The boss, not the workers. They just carried out the order .
Distinguished guests and friends, welcome to our school. the ceremony of the 50th Anniversary this morning are our alumni(校友) from home and abroad.