【最新】人教版九年级英语unit 8 Section B (2a-se;f-check)优质课课件

Step 1 准备与热身(preparation)

Step 2 呈现与输入 (Presentation) 2a Match each linking word or phrase with its purpose.Linking word or phrase so as, because, since but, however, though Purpose of linking word or phrase expressing a difference giving a choice expressing a result expressing two things happening at the same time giving reasons

not only... but also ...or

when, while

adding information

express v. 表示，表达

Do you know the Stonehenge(巨石 阵)? How much do you know about it?

2b Skim the article below and underline the sentences with linking words or phrases. Do you think you have made correct matches in 2a?IDENTIFYING LINKING LANGUAGE Identifying conjunctions or phrases that link ideas together will help you understand what you read.

Stonehenge--Can Anyone Explain Why It Is There?Stonehenge, a rock circle, is not only one ofn. 圆圈

Britain's most famous historical places but also大不列颠

one of its greatest mysteries. Every year itn. 奥秘，神秘事物

receives more than 750,000 visitors. People like tov. 接受，收到

go to this place especially in June as they want to see the sun rising on the longest day of the year.

For many years, historians believed Stonehengen. 历史学家，历史工作者

was a temple where ancient leaders tried to n. 领导，领袖 communicate with the gods. However, historian Paul Stoker thinks this can’t be true because Stonehenge was built so many centuries ago. “The leaders arrived in England much later,” he points out.

Another popular idea is that Stonehenge might be a kind of calendar. The large stones were put together in a certain way. On midsummer’s n. 仲夏 morning, the sun shines directly into the center of the stones. Other people believe the stones have a medical purpose. They think the stones can adj. 医疗的 n. 目的，目标 prevent illness and keep people healthy. “As you v. 阻止，阻挠 walk there, you can feel the energy from your feet n. 力量 move up your body,” said one visitor.

Stonehenge was built slowly over a long period of n. 时期 time. Most historians believe it must be almost 5,000 years old. One of the greatest mysteries is how it was built because the stones are so big and heavy. In 2001, a group of English volunteers tried to build another Stonehenge, but they couldn’t . “We don’t really know who built Stonehenge,” says Paul Stoker. “And perhaps we might never know, but we do know they must have been hard-working—and great planners!” adj. 工作努力的