Unit 2 Language and Culture Digging in 前缀 导学案-2024-2025学年高中英语沪外版(2020)必修第一册

Unit2Language and Culture 初高衔接词汇—前缀 学案 学生版 Warm-up: Step 1: Think of examples of prefix “re-”and“un-”. Discuss in groups and write down the words as many as possible. Step 2: Look at these new words and try to guess their meanings. ( unexpected: unaware: unfold: uncover: renew: remove: replace: restore: ) Presentation: Step 1: Look at two pictures and try to find out the meanings of “il-” and “ir-”. ( il-: ir-: ) Step 2: Look at two sentences and ask students to figure out the meaning of prefix “trans-”. ( 1. Google Translate can offer t ree translation from English into Chinese and back. 2. Prisoners were transported to Australia from Brit ain. trans-: ) Step 3: Fill in the blanks by adding proper prefixes. Step 4: Read four sentences, translate them and figure out the meanings of prefixes “bi-” and “multi-”. bi-: multi-: Step 5: Play “Ten Strikes and You’re Out” Step 6: Study the words, figure out the meaning of “en-” and add words to complete sentences. Practice: Play the Ludo Board Game. 学科网（北京）股份有限公司 $$ Unit2Language and Culture 初高衔接词汇—前缀 学案 一、目标词汇 初中已学词汇 词缀 高中新学词汇 dishonest dis-(初中已学) / dislike disappear impossible im-(初中已学) / unhappy un-(初中已学) unaware unhealthy uncover unclear unfold(1AU2) untrue unexpected unusual unkind uncomfortable unbelievable review re-（初中已学） renew(1BU1) repeat remove(1BU2) rewrite replace(1BU1) retell restore(1BU1) return reappear recycle redecorate / il- illegal(1BU2) / ir- irrelevant(1AU3) irregular transport trans- transplant translate transition(1AU4) bicycle bi- biannual bilingual / multi- multiculturalism(1AU4) multilingual multiple(1BU3) enable en- endearing(1BU4) encourage enrich(1AU2) enjoy endangered(1BU2) 二、词汇衔接活动 1. Warm-up(Board Race) Step 1: Brainstorm - Ask students to brainstorm some prefixes. Question: We’ve already learned about prefix. Can you give us some examples？ Possible Answers: “re-”, “un-” Step 2: Board Race - Divide students into three two groups. Ask students to think of examples with prefix “un-” and “re-” and write them down on your worksheet. Have students come front one by one to write down words with the prefixes “un-” and “re-” on the blackboard. The group comes up with most words wins the game. Possible Answers: unhappy, unhealthy, unclear, untrue, unusual, uncomfortable, unbelievable,unkind, retell, rewrite, review, repeat, recycle, return Step 3: Encourage students to think about the meanings of “un-” and “re-”. Possible Answers: “un-” means “not”, “re-” means “again” Teacher’s Brief Summary: A prefix is a group of letters added before a root word to change its meaning and create a new word so it is essential for us to know about the meaning of prefixes. Step 4: Show students some new words with prefixes “un-” and “re-” and let them guess their meanings. Possible Answers: “unexpected” means “not expecting it”; “unaware” means “not aware of something”; “unfold” means “flat something that has previously been folded”, “uncover” means “remove something that is covering it” ; “renew” means “start something again”; “remove” means “take something away from one place”; “replace” means “remove somebody or something and put another person or thing in their place”; “restore” means “bring something back again to a former situation” 2.Identifying prefixes (Ten Strikes and You’re Out) Step 1: Present two pictures, ask students to figure out the meanings of the prefixes “il-” and “ir-”. Possible Answers: “il-” and “ir-” means “not” Step 2: Present two sentences and ask students to figure out the meaning of the prefix “trans-”. Possible Answers: “trans-” means “change” Step 3: Encourage students to form new words by adding proper prefixes. Possible Answers: transplant, transition, irrelevant Step 4: Show four sentences, ask students to translate them and figure out the meanings of the prefixes “bi-” and “multi-”. Possible Answers: “bi-” means pictures“two” and “multi-” means “many” Step 5: Ten Strikes and You’re Out– Ask students to guess the word according to the definition. Every time if they guess a letter incorrectly, they lose one point. Ask them to guess all of the missing letters before they strike out. Step 6: Present three words students are familiar with, ask them to figure out the meaning of “en-” and make them add words to complete sentences. 3. Using prefixes (Ludo Board Game) Step 1: Divide students into groups, each of which consists of 4 players. Each player chooses one of the 4 colours (green, yellow, red or blue) and places the one piece of that colour in the corresponding starting space. Step 2: Players roll the dice and give a word which starts with the prefix on the dice. If a player fails to give an example or repeat the words other players come up with, he couldn’t move his piece. Players take turns in a clockwise order. Object: The first person moves his piece to the home space wins. Appendix: The dice 学科网（北京）股份有限公司 $$