邳州市第二中学八年级英语学科导学案8AU4 Study skills
八年级英语学科导学案课题：8AUnit4 Study skills 课型：New 课时：第5课时
设计：徐微 单位：邳州市第二中学
一、Teaching aims:
Learn to use the adjectives with negative prefixes “un-”、“in-”、“im-”to the opposite meanings.
二．Knowledge to prepare:
一）写出下列形容词的反义词
Certain comfortable
Important interesting
friendly welcome
manned active
correct patient
possible perfect
polite personal
like agree
honest appear
order believe
ability 总结归纳变化规则
二）、收集以in-, un-和im-结尾的形容词，结合课本内容，总结归纳其含义
三．Teaching contents:
Step1：Lead-in
Ask： How do you think about do-it-yourself?
Step2：Presentation
A prefix is a letter or a group of letters that add to the front of a word to form a new word.21cnjy.com
Step3：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.
We can use some other prefixes, such as in- and im-, to form new words with the opposite meaning.
前缀dis-,dis- “不”、“无”，加在某些动词或名词前构成反义词。
Step4：Add the correct prefixes to some of the adjectives so that all the sentences make sense. (Page51)
Check the answers with them.
四、Compliance testing:
一）、完成下列表格
名词 形容词 反义词
important
comfortable
active
friendly
usual
possible
able
二)、用所给单词的正确形式填空
1. Spring has come, and the trees are thick with green l__________ .
2. She’s very （耐心）with her child
3.I consider it________________( 不可能) to believe a single word you say.
4.He turned on the television set hanging from the ___________ (天花板).
5.We were talking on the phone when _____________ (突然), the line went dead.
6. You must tell me _____________ (确切) what you would like to do.
7. Follow the _______________说明）on the back of the box.
8. _____________(赢得) the support of the majority requires time, energy and devotion.
三)、完形填空
What do we know about the sea? We (1)______ that it looks very beautiful when the sun is shining (2)______ it. We also learn that it can be very terrible when there is a strong wind. What (3)_____ things do we know about it?
The first thing to remember is that the sea is very big. (4)_____ the map of the world, there is (5)______ sea than land. The sea covers three quarters of the (6)______.21教育网
Some parts of the sea (7)______ very shallow. But some places are very deep. There is one place near Japan. It is nearly 11 kilometers deep. The (8)____ mountain in the world is about 9 kilometers high. If we put the mountain into the sea at that place, there would be (9)______ kilometers of water above it!
The sea is salty. There is one sea called the Dead Sea. It is very salty. It is (10)_____ salty that swimmers cannot sink! Fish cannot live in the Dead Sea.
( )1. A. know B. say C. hope D. wish
( )2. A. in B. at C. on D. over
( )3. A. another B. other C. the other D. others
( )4. A. Look after B. See C. Watch D. Look at
( )5. A. smaller B. fewer C. more D. less
( )6. A. land B. world C. water D. mountain
( )7. A. are B. is C. has been D. were
( )8. A. longest B. oldest C. tallest D. highest
( )9. A. 20 B. 2 C. 11 D. 9
( )10.A. much B. too C. so D. very
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