1. History of Special English Broadcast
2. But during the years its role has expanded.
3. they still are. / it did work./ they proved to be wrong.
4. I think Special English broadcasts in clear and easy English. It helps us learn
English and know more about the world.
85. 它提供给听众,甚至以英语为母语的人在其他地方找不到的信息。
答案不唯一