教版九年級(jí)英語上冊(cè)第五單元lesson 28課件

Unit

5Look

into

ScienceLesson

28The

Study

of

Living

ThingsWould

you

like

to

be

a

biologist

whenyou

grow

up?

Why

or

why

not?What

mysteriesof

nature

doyouknowabout?Think

about

itNew

words:生物

蝴蝶

遷徙的奇異的完全地外孫（女）雌性馬利筋（一種植物）化學(xué)物質(zhì)令人費(fèi)解的biologybutterflymigratingfantasticcompletelyn.n.adj.adj.adv.grandchildren

n.female

n.milkweed

n.chemical

n.puzzling

adj.引起某人的注意回到、返回多達(dá)下蛋在大學(xué)里小片的森林動(dòng)身去某地探究課文找短語draw

one’s

attentionreturn

to…as

many

aslay

eggsat

a

universitysmall

piece

of

forestleave

for.中考題型課堂練In

the

United

States

and

Mexico,

farmers

usechemcals

that

kill

milkweed.

(

F

)Do

the

females

lay

eggs

on

only

one

plant?Yes,

theydoWhat

does

Dr.

Chip

Taylor

study?He

studies

one

kind

of

North

American

butterfly

.Here,

as

many

as

230

million

butterflies

spend

thewinter.In

Mexico,

the

butterflies

always

return

to

the

samesmall

piece

of

forest,which

is

only

20

kilometers

wide

.在墨西哥，這種蝴蝶總是回到僅有20千米寬的同一小片森林。Language

Points:有關(guān)attention的短語as…as

的用法lie

與lay的用法attentiondraw

one’s

attention

to

sth.(使某人注意某事).catch

one’s

attention(引起某人注意)pay

attention

to

sth.(注意、留心)give

one’s

attention

to

sth.(關(guān)心)as…as…1.Heis as

tall

as

hisfather.(像……一樣高)2.Ido

myhomework

as

carefully

as

mysister

does.(像……一樣認(rèn)真)3.Theysee as

many

as

onehundredstudents

in

front

of

the

library.(像……一樣多)lie

與laylay(下蛋)---laid---laid---layinglie(說謊)---lied---lied---lyinglie(平躺)---lay---lain---lyingThe

hens (lay)

eggs

every

day.layHaveyouever

lied

(lie)toyourparents?Fill

in

each

blank

with

the

proper

word

from

the

brackets:1.

This

is

the (identify)

hotel

that

we

stayed

inlast

year.identicalYourbrothersarepeople

related

(relate)

to

you.Doyouknowwhoisthe

owner

(own)

of

the

house?Yourbody

uses

this

pattern

to

build

(build)itself.You

have

your

own

DNA,

but

it

repeats

the

patterns from

your

parents’

(parent)

DNA.Some

health

problems

come

from

your

family’s

DNA.Scientists

(science)

can

look

for

the