【B1】 [br] 【B2】 [originaltext] Among the most popular books being written today

Among the most popular books being written today are those which are usually classified as science fiction. It is a broad type of fiction that often involves   based on current or future science or   . Science fiction is found in books, art, television, films, games, theater, and other media. Hundreds of  are published every year and read by all kinds of people.  , some of the most successful films of recent years have been based on science fiction stories. Most of the of science fiction, however, have been written within the last one hundred years. Books by writers, such as Jules Verne and H. G. Wells, to   just two well-known authors, have been translated into many languages. Modem science fiction writers don’t write about men from Mars of space  stories. It is often thought that science fiction is a fairly new development in  , but its origin can be found in books written hundreds of years ago. , a theme which is still found in modem-stories. ; or in imaging future worlds which are a reflection of the world which we live in now. Because of this, their writing has obvious political meaning.  , the writers may find it difficult to keep ahead of scientific advances.