Unit 1 Science and Scientists Build up your vocabulary 教学设计（表格式）人教版（2019）选择性必修第二册

1250950010261600Teaching and Learning Design 选择性必修Book2 Unit1 Science And Scientists 教学设计 Teaching and learning contents: Learning About Language—Building up your vocabulary Comprehensive teaching and learning objectives: By the end of this period, the students will have been able to: 1) Learn about some prefixes and suffixes to expand the students’ word formation knowledge to enlarge their vocabulary; 2) Complete the vocabulary exercises in the textbook to understand the key vocabulary and phrases in the text and learn how to use them correctly in context; 3) Complete the vocabulary exercises in the workbook to consolidate the words and phrases learned in this unit. Teaching and learning important points: 1. Learn about some prefixes and suffixes; 2. Using the words and expressions correctly and consolidating the usage of some new words and phrases to build up vocabulary. Teaching and learning difficult points: 1. Learn about some prefixes and suffixes; 2. Using the words and expressions correctly and consolidating the usage of some new words and phrases to build up vocabulary. Teaching and learning procedure: Step 1 Review and leading in Activity 1 Review and leading in 1. Review some of the language items learned in the previous period briefly. 2. Introduce the learning objectives of this period. Step 2 Learning About Language—Building up your vocabulary Activity 2 Learning about some prefixes and suffixes 1. Warm up. Guess the meaning of this word—Pneumonoultramicroscopicsilicovolcanoconiosis. Pneumono + ultra + microscopicsilicovolcanoconiosis pneumono- (of lung 肺的)，ultra- (to an extreme degree 非常)，micro- (small 微小的)， scopic- (of viewing or observing 观察或注意的)，silico- (of silicon 硅的)，volcano- (mountain that releases lava and ash 火山的)，coni-(of dust尘土的)，-osis (state of a disease 疾病) pneumoconiosis [nju:m?k?n?'??s?s] n. 肺尘病肺尘病? 2. Review the functions of prefixes and suffixes in word formation (derivation). 3. Learning about some prefixes and suffixes Find the words from the previous pages with the following prefixes or suffixes. Then add more words for each prefix or suffix, and then try to summarize and explain their meanings, and find out what has been changed. Affix/Change Words Meaning Prefix (to change the meaning) re- remove, replace, reuse + reunite, revise, recover, react, recall again dis- discover, disappear, disable+ dislike, disadvantage, discount not micro- microscope, microwave, microphone + microbial, Microsoft small trans- transform, transport, transplant + transnational, transboundary transgene, transgender complete change; through, across Suffix (to change the part of speech) -ory contradictory, advisory, compulsory of or relating to -ion infection, relation, reaction + reflection, contribution, extinction, congratulation, collection, expansion, decision action or process -ial substantial, essential, partial + financial, official, commercial, facial, influential, potential having ... ...