Tiếng Anh Lớp 8 - Unit 11: Science and technology - Lesson 2: A Closer look 1 - Vi Van Tuong

Nội dung text: Tiếng Anh Lớp 8 - Unit 11: Science and technology - Lesson 2: A Closer look 1 - Vi Van Tuong

1. WELCOME TO OUR CLASS 8A6 TEACHER: VI VAN TUONG
2. UNIT 11: SCIENCE AND TECHNOLOGY Lesson 2: A Closer look 1
3. Vocabulary - Chemist (n) : nhà hóa học - Physicist (n): nhà vật lý - Software development (n): nhà phát triển phần mềm - Conservationist (n): nhà bảo tồn - Marine : thuộc về biển
4. + Look out! - We add -er, -or, or -ist to a verb or noun to form a noun indicating people. Chúng ta thêm -er, -or, hoặc -ist vào sau động từ hoặc danh từ để tạo thành danh từ chỉ người Example: - to learn ->learner - to invent ->inventor - science -> scientist
5. EXERCISE : 1. To work → worker 2. To visit → visitor 3. Art → artist 4. To retail → retailer
6. 1. Complete the following sentences with nouns indicating people. 1. A person who gives advice is an _______.adviser 2. A scientist who studies chemistry is a chemist_______ .
7. 1. Complete the following sentences with nouns indicating people. 3. A person whose job is to design things is a designer_______ . 4. A person whose job is writing programmes for computers is a _______programmer . 5. A marine _______biologist is a scientist who studies.
8. 2. Write a noun from the list under each picture doctor chemist physicist archaeologist explorer engineer software developer conservationist Who’s this? software 1. chemist 2. 3. engineer 4. physicist developer 5. doctor 6. conservationist 7. explorer 8. archaeologist
9. 3. Give the correct form of the words in brackets. 1. Every day we hear about new (develop) development ______ in science and technology. 2. Einstein was one of the greatest (science) scientist______ in the world. 3. The USA is a world leader in space (explore) explorer______ . 4. Advances in (medicine) medical______ science will help people live longer in the future. 5. There is a link between (economy) _________economic development and the environment.
10. Pronunciation Stress in words starting with un- and im- - When we add the prefix un- or im- (meaning ‘not’) to a root word, the stress of the word does not normally change. Example: - 'friendly → un'friendly - 'probable → im'probable Note: When we add the prefix un- or im- to a one-syllable word, the stress falls on the root word. Example: - fair → un'fair - pure → im'pure