Unit 1 Science and Scientists Learning About Language Vocabulary 课件-2024-2025学年高中英语人教版（2019）选择性必修第二册

UNIT 1 SCIENCE AND SCIENTISTS Learning About Language (1)： Vocabulary 高中英语（人教版） Learning objectives: 1. consolidate the key words and expressions in this unit by reviewing and practicing. 2. improve learning efficiency by applying vocabulary learning strategies. 3. expand theme-related vocabulary by engaging in the topic-related contexts. 4. draw a mind map to build up the vocabulary related to the topic. After this lesson, you will be able to remove discover microscope transform Review and Match to change the form of sth to take sth/sb away from a place to be the first person to become aware that a particular place or thing exists a scientific instrument making very small objects look bigger Match the words with the definitions. contradictory substantial infection epidemiology large in amount, value or importance two or more facts, ideas, or statements disagree with each other the act or process of causing or getting a disease the scientific study of the spread and control of diseases Match the words with the definitions. Review and Match remove discover microscope transform Affix Meaning Examples Change prefix re- remove dis- discover micro- microscope trans- transform Review and Fill again not small complete change; through, across reunite, revise, recover, react...... disappear, dislike, disable...... microwave, microphone...... transplant, transport...... meaning What do these affixes mean? Affix Meaning Examples Change suffix -ory contradictory -ion infection -ial substantial -ology epidemiology of or relating to action or process having the characteristics of a branch of knowledge advisory; compulsory...... contribution, extinction, reaction...... financial, official, commercial...... biology, physiology...... part of speech Vocabulary learning tip:Analyzing word parts （Ⅰ）Make phrases by combining the words in the word cloud. subscribe to ... blame… for... link ... to ... suspect ... of ... 图片出自选择性必修二教师用书p31 Review and Practice (Ⅱ) Match the meaning of following underlined phrases. 1. Millions of people subscribe to this online music service. 2. John Snow subscribed firmly to the belief that cholera was caused by an infection from germs in food or water. 3. There was no evidence to suggest that the disease was linked to bad air. 4. The hot weather is partly to blame for the water shortage. 5. If a person is suspected of an infection, his/her family members should be put in quarantine. B to pay to receive a product regularly D to agree with C to be connected to A to be responsible for E to believe that something, usually bad, may be true 1. Millions of people subscribe to this online music service. 2. John Snow subscribed firmly to the belief that cholera was caused by an infection from germs in food or water. 3. There was no evidence to suggest that the disease was linked to bad air. 4. The hot weather is partly to blame for the water shortage. 5. If a person is suspected of an infection, his/her family members should be put in quarantine. B to pay to receive a product regularly D to agree with C to be connected to A to be responsible for E to believe that something, usually bad, may be true 1. Many scientists ________________the view that it is human activity that has caused global warming. 2.He was to________________the accident because he drove on the wrong side of the road. 3 The man _________________being behind the robbery was seen crossing the street. 4 Since heart disease is often_________ our lifestyle choices, we need to make healthy living an important part of our lives. subscribe to suspect sb of sth blame… for sth link sth to sth subscribe to blame for was suspected of linked to (Ⅲ) Complete the sentences using the phrase from the box. Vocabulary learning tip: Defining words in collocations 1. It is not unusual for an athlete to be well-known while he is active, and quickly forgotten when his athletic career is over. 2. I'm sure she'll deal with the changes very well because she's very adaptable. 3. He was ready to serve dinner to his friends when he realized that he had forgotten to turn on the oven and the meat was not cooked yet. 4. He used his great influence to change the thinking of the scientific community on this issue. 5. Scientists have collected more data than expected to prove the theory. raw a household name substantial statistics handle raw statistics substantial handle a household name Vocabulary learning tip:Relating words with synonyms (Ⅳ) Replace the underlined parts with suitable words from the box. British scientists believe they may have found a way to fight the common cold. It blocks a key protein in the body cells that is to ________________ for the spread of cold-causing virus. Targeting the host rather than _________________was a bit non-traditional but made sense because it was tricky to target the virus. Cold-causing virus are not only of ________________kinds, they also ________________ rapidly, meaning they can quickly develop resistance to medicine. Researchers are working on making a form of medicine that can be taken directly into one’s lungs, to____________ the chance of side effects. Though these scientists have made _________________ advances in their research, further__________ is needed to make sure such drugs are not so______________ that they harm the body. infection multiple decrease severe transform proof blame substantial Read the passage about medical science and complete it using the words below. blame infection multiple transform decrease substantial proof severe Read and Fill science and scientists disease fighting the common cold causes solutions effects characteristics blame for virus spread decrease side effects substantial advances severe harm multiple transform tricky develop resistance target host block protein Vocabulary learning tip:Mind mapping to develop connections Read and Draw infection Summary 1. Analyzing word parts 2. Defining words in collocations 3. Relating words with synonyms 4. Understanding words in topic-related context 5. Mind mapping to develop connections Tips on Building up Vocabulary 分析词的构成 在搭配中定义词汇 联系近义词 在语境中理解词汇 绘制词汇思维导图建立关联 Homework: 1. Draw a mind map of vocabulary in this unit. 2. Finish the exercises on Page 61 of the Workbook. Thank you！ $$