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高二英语 unit3 word power 课件必修4


Fill in the blanks with the phrases below
push ahead with; in general; benefit from figure out; for sale; point out; use up show respect for; deal with; end up 1.At first they hated each other, but they ended up ________getting married. pushing ahead with 2.The government is _________________ its reform regardless of people’s objection. figure out 3.I can’t ___________why he quit his job. Showing respect for 4._________________ the old and taking care of the young is the Chinese tradition. use up 5.Don’t_______ all the glue. I need some.

push ahead with; in general; benefit from figure out; for sale; point out; use up show respect for; deal with; end up 6.She is used to dealing with all kinds of __________ people in her career. point out 7.I should __________that none of the paintings is original. benefit from 8.Of course you will ___________daily exercise. 9.__________ her work has been good, In general but this essay is dreadful. 10.All the new products on exhibition is not__________. for sale

Unit 3 Word Power 1)Prefixes and suffixes 2) Organs of the body

John and his team won the football match today. So he felt very c_________(cheer). heerful

The little mouse made himself c__________(comfort) on a soft bed. omfortable

J.K. Rolling has published several books. She loves her job writing novels. So what is her occupation(职业 职业)? 职业 She is a novelist.

You want to get the book on the top shelf, but you are not tall enough. Do you think you will be able to reach the book? I am unable to do so.

independence in depend ence

Prefix: a group of letters that is added to the beginning of a word to change its meaning. Suffix: a letter or a group of letters added to the end of a word to make a different word.

prefix(前缀 root (词根 suffix(后缀 前缀) 后缀) 前缀 后缀 词根) 词根



Attention !
Usually a prefix will change the meaning of word, while a suffix will change the part of speech of a word.

Work in pairs and try to guess what a word means by looking at its prefix. Prefix antidisinimilirExample disappear incorrect impossible illegal irresponsible Meaning not , opposite of anti-cloning against, opposed to

not , without

Prefix prepro-

Example preview pro-cloning

Meaning early before in favor of, supporting

unre

unfair recreate

not, opposite of again

Try to guess what a word means by looking at its suffix. Suffix Examples -able -full -ist comfortable cheerful scientist Meaning worthy of, able to be full of, characterized by someone who does something

Suffix Examples -less hopeless -ment agreement

Meaning without indicate a state or condition indicate a state, quality or character

-ness

dryness

Doing the exercise on page 46
Answers: 1)illegal 2)disrespect 3)hopeless 4)uncertain 5)understandable

Can you think of more words that can be added with these prefixes and suffixes?

dis-ist

un- -able ir- mis… ...

Some other prefixes that are used widely in English. Prefix auto- automaker bibicycle Example automobile bicolor international oversleep overwork

inter- interview overovereat

Suffixes that are commonly used are as follows.
suffix -al -ent -ian Example cultural national original different dependent existent Canadian Belgian

suffix

Example

-like childlike dreamlike lifelike -proof waterproof soundproof bulletproof -en widen sharpen shorten

2) Organs of the body

screen

Do you still remember these words?

keyboard

mouse hard drive

brain eyes mouth ears nose

more…? heart kidneys lungs

organs
liver stomach bladder

organs
lung liver gallbladder large intestines stomach small intestines bladder heart

Doing the exercise B on page 47
Answers: 1)brain 2) heart 3) liver 4)lungs 5)stomach 6)kidneys

1. This organ controls brain the rest of the organs. 2. This organ removes kidney waste products from the blood and produces urine. 3. This organ helps to clean the blood and can re-grow itself. liver 4. This organ passes the heart blood around the body. 5. This organ uses the lung oxygen we breathe.

Find out from your Biology teacher the names of other major parts of the body. Then find their English names in your dictionary.

Homework:
Revise what we learned in this class and prepare for the checking.

Useful phrases 1.cut down trees 1.砍树 1.砍树 2.destroy the environment 2.破坏环境 2.破坏环境 3.取得科学的突破 3.取得科学的突破 3.achieve scientific breakthroughs 4.the most complex bodies 4.最复杂的人体结构 4.最复杂的人体结构 5.人体的主要器官 5.人体的主要器官 5.the major organs of the body 6.pass the blood around the body 6.全身传输血液 6.全身传输血液 7.be similar to 7.与...相似 7.与...相似 8.Grow with newly found 8.随着新习得的 8.随着新习得的 knowledge 知识成长 9.the learning process 9.学习过程 9.学习过程 10. Store the information 10.储存信息 10.储存信息 11.remove waste products from the 11.从血液里面 11.从血液里面 blood 移走废物 12.移去不想要的 12.移去不想要的 12.remove the undesirable elements 元素


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