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(共13张PPT)
Word power
Unit 7 The natural world
八年级上册
Revision
Task 1: Fill in the blank using the correct conjunction.
Task 2: Judge the structures of the sentence.
The scientist gave the students a lesson about ecosystems and
made the topic interesting for them.
The scientist gave the students a lesson about ecosystems ________ made the topic interesting for them.
and
S
V
O
O
V
O
C
~~~~~~~~~~~~
~~~~~~~~
~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~
Lead-in
Let’s play a mimic game.
Look carefully at what I am doing and describe “How do I walk ”
slowly
quickly
sadly
…
Presentation
Read the words in the table on the left on page 100.
How can we turn an adjective into an adverb by using the suffix -ly
Exploring the rules
How can we turn an adjective into an adverb by using the suffix -ly
Rules Examples
Rule 1 For most adjectives that end in a consonant, we usually add -ly.
Rule 2 For some adjectives that end in -y, we usually change -y into -ily.
Rule 3 For some adjectives that end in -e, we drop -e and add -ly, while for others, we just add -ly.
slow → slowly
quick → quickly
happy → happily
easy → easily
true → truly
comfortable → comfortably
complete → completely
Can we turn all adjectives into adverbs by adding the suffix -ly
Exploring the rules
If the ecosystem works _______ (good), all living things can survive.
Some animals run _______ (fast) to escape from danger.
Scientists study _______ (hard) to learn how animals live in the wild.
Rule 4 Some adjectives have irregular adverb forms (e.g. good → well), while others have the same form as both adjectives and adverbs (e.g. fast → fast).
well
fast
hard
Presentation
Read the words in the table in the middle on page 100.
How can we turn a noun into an adjective by using the suffix -ly
Rules Examples
/
Rule 1 For some nouns, we can add -ly to form adjectives.
Rule 2 For some nouns that end in -y, we can change -y into -ily.
Rule 3 Only some nouns can be turned into adjectives in this way.
friend → friendly
year → yearly
day → daily
Can we turn all the nouns into adjectives by adding the suffix -ly
Exploring the rules
Presentation
Read the words in the table on the right on page 100.
Does each pair of words have the same meaning
Practice
Identify the parts of speech of the words in bold in the sentences below and circle the correct answers.
(1) (adj./adv.) She spoke kindly to them.
(2) (adj./adv.) The group meets weekly.
(3) (adj./adv.) This kind of snake is deadly.
Practice
simply
slowly
greatly
friendly
Luckily
really
Homework
Write about the wonderful natural world using some words with the suffix -ly.
Thank you!

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