北师大高中必修1英语课件
Ⅰ. Warming up （5分钟）
T: Today we’re going to study unit 7 the Sea. Can you talk about anything about the sea? ( If students have difficulty the teacher gives them help, for example: What does the sea make you think？)
S:
T: The sea is beautiful and we can do some interesting games.( give some pictures to attract their attention and develop interest) The sea has special charm since ancient times human beings couldn’t help exploring it, such as Zheng he(slide) then give Columbus’s portrait, introduce their main deeds and ask them “Who is it ”
S:
T: They had the spirit of explorers, especially Columbus, he is famous all over the world. Why?
S:
T: People consider him to have discovered America first, do you think so？
S:
ⅡReading（6分钟）
Task1 Now let’s read the text, you will get the right answer
1.Which of the following people do you think arrived in America first?
a. Christopher Columbus
b. Ancient Romans
c. Chinese
d. Vikings
Students will get the right answer: Vikings arrived in America first. ( Give slides)
Task2 Read the text more carefully .Are these statements true (T)or false(F)
1.Eric the Red forced people to go to Greenland with him together.
2.Biarni set sail from Iceland in order to join Leif’s father.
3.For some reason, all ships Eric the Red brought didn’t get to Greenland.
4.The Vikings were stronger and stronger in Northern Europe from the 8th to 10th century.
5. According to official records Europeans reached America long before Columbus ever set sail.
Answers: 1 F 2 F 3 T 4 T 5 F
Task3 Give a world map, Point at the island in turns, ask students to say its name and Vikings sailing route (slide) then do the exercise 2
Ⅲ Speaking（10分钟）
Task 1. Get students to read the text again for specific information about the three discoveries. Then in pairs, complete the table in Exercise3 with the information they get.
Check the answers and then get students to read the text aloud
Task 2. Read the text again and answer the following questions.
Encourage students to work in pairs and ask as many questions about the text as they can.
Check the answers in class.
Encourage students to talk about the three discoveries in their own words.
Task 3. Ask students if they know any other stories involving the Vikings .If they do, ask them to tell the class the story.
Ⅳ Language Study（10分钟）
Exercise 6 Find the words in the text that match most closely with the meaning of the words below.
Language points:
1. According to 根据， 依照。后面接短语，不能接句子。
According to the text it was the vikings that discovered America
根据这篇课文的叙述是北欧的'海盗发现了美洲。
The price varies according to the reason.
价格随季节的变化。
2.long before “在之前很久”
They achieved this long before Columbus ever set sail.
他们在哥伦布到达此地很久之前就已经来过这儿。
before long “不久”
I shall see you again before long, my boy.
孩子，很快我就会再来看你。
It be 一段时间 before “ 过了多久”
It was a long time before I got to sleep again.
过了很久，我才又睡着了
3.get into trouble “遇到麻烦”
She is always getting into trouble.
她总是有麻烦。
be in trouble “有麻烦，有困难，出事”
He is in trouble again. This time he has broken a window.
他又有麻烦了，这次他打碎了窗户上的玻璃。
have trouble (in) doing something“做某事有困难”
Did you have any trouble( in) finding the house?
你找到这所房子有困难吗？
4.follow
“ 跟随”
He followed her up the stairs.
他跟着他上了楼。
“沿着走”
Follow this road to the corner.
沿着这条路走道拐角处。
“遵循， 依照 行事”
He must follow the directions that his teacher gave.
他必须听从老师的指导
“听懂”
What ？I can’t quite follow that.
什么？我听不懂。
You are reading too fast for me to follow.
你读得太快，我听不懂。
5.of which only 14 = only 14 of which
Eric set sail once again, this time with 25 ships, of which only 14 made it to Greenland.
埃里克又一次起航，这次一共有25条船，只有其中14艘到达了格兰岛。
6. Leif followed Biarni’s directions and sailed to what is believed to be the coast of present-day Canada.
赖伊夫按照比阿尼提供的线索航行到了现在被认为是加拿大海岸的地方。
what做主语，此处不能用where.
Ⅴ Grammar（5分钟）
Task1.Grammar Summary 1, on page 92
Task2.Do the exercise 7, 8, 9, 10, 11.
Task3
1. After five hours’ drive, they reached ___ they thought was the place they’d been dreaming of.
A. that B. where C. which D. what
2. The journey around the world took the old sailor nine months, ___ the sailing time was 226 days.
A. of which B. during which C. from which D. for which
3. The factory produces half a million pairs of shoes every year, 80% ____ are sold abroad.
A.of which B. which of C. of then D. of that
4. I have many friends, ____ some are businessman.
A.of them B. from which C. who of D. of whom
Answers: 1 D 2 A 3 A 4 D
Ⅵ Homework（4分钟）
Imagine the difficulties the Viking met write 5 sentences about it
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