1、2018 学年度人教版必修 4Unit5Period 3 Learning about Language 教案设计Teaching Goals: 1. To get Ss to know how to use new words and phrases.2. To help Ss to master some important words and expressions.3. To get Ss to have the knowledge of this grammar point: the rule of compound words.Teaching Procedures:Step 1.
2、 Discovering useful words and expressionsPurpose: To consolidate the words and phrases in the text.1. Ask Ss to read the text again and finish Ex1 on P36.2. Ask Ss to finish Ex2,3 on P36 and check the answers in pairs.Step 2. Discovering useful structures 1. Get Ss to learn some rules of word formin
3、g.In English, according to the form of the words, we can form words in the following ways.(1) Compounding: Words are formed by linking two or more words to make one unit. Compound nouns: fire-engine, green-house, earthquake, downfall, drop-inCompound adjectives: snow-white, firsthand, red-hotCompoun
4、d verbs: sun-bathe, overcome, typewrite Compound adverbials: sideways, sky-high, where about(2) Conversion: This is a way which is unnecessary to change a word but only to change its part of speech.from nouns to verbs : house, conduct, digest etcfrom adjectives /adverbials to verbs : brave, wrong, e
5、tcfrom verbs to nouns: smoke, bathe etc(3) Affixation: Words with a prefix or suffix or both attached to a root is formed by affixation. Usually this way the words speech is not changed.Adjectives: unable disloyal irregularVerbs: dislike untie transplantNouns: nonconductor inability autobiographyBut
6、 if a suffix is used, the words speech is changed.For example: agreement, inventor, foolish, discovery, failure, sharpen The following prefixes can change the speech of a word, such as en-, be-, em-, a- etc.For example: rich(adj.)enrich (v.); slave (n.) enslave(v.); friend(n.) befriend(v.); etc.2. A
7、sk Ss to finish Ex1, Ex2, Ex3 and Ex4 of Discovering useful structures on P37 to practice the rules.Step 3. Practice Purpose: to get Ss to have the knowledge of the grammar through exercises.1. Ask Ss to tell the part of speech of each word in italics in the following:(1) Winter has past and spring
8、has come. (2) She is a woman far past her youth(3) Im tired of your ifs and buts (4) She is still but a child. (5) I cant see where I was wrong. (6) Two wrongs dont make a right.(7) He closed his speech with a funny way. (8) Stay close together.Suggested answers:(1) v (2) prep (3) n (4) adv (5) adj
9、(6) n (7) v (8) adj2. Ask Ss to Join two simple words to make a compound word with the rules we learned. If necessary, tell the students to consult the dictionary.Examples: book +wormbookwormgo home at finder break work between shop walk bank fault man stage book out place back drop coffee marketSug
10、gested Answers:(1) go- between (2) at- home (3) work shop (4) walk man (5) back book (6) coffee break (7) drop out (8) fault finder (9) market place (10) back stage3. Get Ss to finish the Ex1 Ex2 and Ex3 on P71P72 to strengthen the grammar and enlarge their vocabulary. Step 4. Homework1. Ask Ss to review the new words and phrases.2. Ask Ss to read the rules of word formation on P91P94.
