【2013最新】江苏新教材牛津英语八年级上Unit4_Do_it_yourself_Study_Skills.ppt

1、Unit 4 do it yourself,Study skills,预习检测与导入,学习目标,1.知识目标： 学习词汇：certain, active, possible, tidy, uncertain, inactive, impossible, untidy, incorrect, impatient 学习词组：tidy up, be usual for, be possible to do sth. all over the floor, right now 学习句子：Its usual for me to stay at home all day, Its possible to

2、sleep with al that noise. Im certain that I can fix it myself. Things are all over the floor. Ill tidy up right now.,学习目标,2. 技能目标： 1)学习用否定前缀un-、in-和im-构成反义形容词的方法。 2)学会使用否定前缀un-、in-和im-的形容词表达否定含义。,I think do-it-yourself is meaningful. It is really interesting to do it.,How do you think about do-it-yo

3、urself?,prefix,un-,It isnt really interesting to do it. It is really uninteresting to do it.,I dont think do-it-yourself is important. I think do-it-yourself is unimportant.,Prefix 前缀,A prefix is a letter or a group of letters that add to the front of a word to form a new word. 前缀是添加在单词前形成新的单词的一个字母或

4、者一组字母。,The prefixes un-,in- and im-,One of the most common prefixes for adjectives is un-. It means “not”. We add it to some adjectives to give them the opposite meaning.,certain comfortable important interesting friendly welcome manned,uncertain uncomfortable unimportant uninteresting unfriendly un

5、welcome unmanned无人的,We can use some other prefixes, such as in- and im-, to form new words with the opposite meaning.,The prefixes un-,in- and im-,active correct patient possible perfect polite personal,inactive incorrect impatient impossible不可能的 imperfect不完美的 impolite无礼的 impersonal非个人的,前缀dis-,dis- “不”、“无”，加在某些动词或名词前构成反义词。,dislike不喜欢 disagree不同意 dishonest 不诚实的 disappear 不见，消失 disorder 无秩序，混乱 disbelieve不信 disability无能，无力,like agree Honest Appear order believe ability,Add the correct prefixes to some of the adjectives so that all the sentences