the average age of the population increases, there are more and more old people to care for.

﹣Did you see the new movie directed by that famous director It’s said to be ________ great fun．﹣No． I have been busy repairing all the broken office ________ these days．（　　）

There is no doubt _____ man will continue to explore the vast universe in the future, but the rate at which we approach depends on the development of technology.[ ]

His mother dances well.– So _____ and so _____.

What do you think of a war, Lin Tao—I’ve no idea. But it’s fact that______people had to leave their hometown during the war on Iraq.