8B Unit2導學案及教案2
tell students that some nouns can take either suffix, some can only take ‘-ful’ some can only take ‘-less’ and some can take neither. then ask them to complete part a. tell them to use a dictionary for words they are not sure of. 2.let ss close their books, show them the nouns in part a. on the screen. ask ss to speak out the positive and negative adjectives. check students’ understanding of each word.. 3. some other ways to form the positive and negative adjectives .e.g. prefixes : ‘-in’, -‘ir’, ‘-in’, ‘-un’, ‘-dis’ .suffixes: ‘-ed’, ‘-ing’, ‘-ly’,‘-y’ and so on.4.ask ss to complete part b on their own. tell them that all the words they need can be found in the box. after that, ask a volunteer to read out it. ask another student to write the words with suffixes on the blackboard. .5. let ss do some more exercises. 1）write the correct form of the given word in the sentences.2).用后綴-ful. -less填空 check the answers with them. step 4. activitiesshow ss a short passage. let them speak out the opposites of the underlined adjectives.step5. gamesdivide the students into groups of four. take turns to make a story using the positive and negative adjectives. the one who does the best is the winner. step 6.mainly conclusion 1.suffixes :‘ful’& ‘less’2.suffixes :‘-ing’, ‘-ly’, ‘-y’ , ‘ed’3.prefixes : ‘-in’, ‘-ir’, ‘-in’, ‘-un’, ‘-dis’根據學生的回答引導出本課的生詞。注意名詞向形容詞轉變的其它形式學生互相討論復述課文并回答問題，。自己尋找關鍵詞。展示良好的預習工作。學生積極說出。學生必須要有極快速熟練地反映。學生合作完成。學生小組合作競賽。作業設計
try to remember the adjectives and make ten sentences with them.板書設計
8bunit 6 vocabularymeaningful delightful n. + -suffix ‘ful’→adj successful endless meaningless n. + -suffix ‘less’→adj harmless