1866年创办的发昌机器厂是近代中国具有先进技术设备的“制器之器”工厂；1899年创办的大生纱厂是近代中国“设厂自救”浪潮中出现的棉纺织企业；一战期间，南洋兄弟烟草公司业务蒸蒸日上，发展迅速。它们（    ）

Teacher:____?（这是什么？）

Student: It's____（一个苹果）

Teacher: What colour is it?

Student：It's ____.（红色）

从方框中选出合适的词补全文章

    BBC is one of the most famous radio____  in the world．It has its own offices in London and in many other parts of the country，even in the____  countries． 

    People can find out all the BBC programmes in the BBC'S magazine Radio Times．The magazine has much more readers than any

____ magazine in Britain．BBC has a lot of radio channels(频道)and TV channels．There are all kinds of____ on them．Some are for parents，and some are for____ ．Some are for workers and farmers，and some are for teachers and students．Some give main news and some give music or sports．You can choose what you like to listen to or to watch

—Sunny but cold.