高中英语外研版 (2019)必修 第二册Unit 6 Earth first课文内容ppt课件

这是一份高中英语外研版 (2019)必修 第二册Unit 6 Earth first课文内容ppt课件，共33页。PPT课件主要包含了Grammar，III，Pair work ，Homework等内容，欢迎下载使用。

Vcabulary building
Listening & speaking
Q1. In sentence (a), wh is swimming at night?
Lk at the sentences frm the reading passage (P62) and answer the questins.
Q2. In sentence (b), wh is frightened f sharks?
Q3. Why des the authr chse t use different frms f verbs in the tw sentences?
In sentence (a), a wman is swimming. In ther wrds, the wman des the actin f swimming. S the authr uses -ing. But in sentence (b), peple are frightened. As a result, passive vice is used. S the authr uses -ed.
-ing as cmplement
see, watch, hear, feel, ntice 等感官动词后接现在分词作宾语补足语，表示该动作正在进行。 I saw him running dwn the street. I felt an ant climbing ver my leg.
2) have, leave, keep 等使役动词后接现在分词作宾语补 足语，表示“使处于某种状态”。 They shut the dr and left, leaving the fire burning. Srry, I’ve kept yu waiting a lng time.
-ed as cmplement
I want the rm cleaned up when I cme back.
I saw an ld man kncked dwn by a car just nw. He fund his hmetwn greatly changed.
3) have, get, make, leave, keep 等使役动词后接过去分 词作宾语补足语，表示动作由他人完成。
Read the passage (P65) and chse the crrect frm f the verbs.
Attracted / Attracting by mermaids since she was a child, Hannah Fraser created her first tail when she was nly nine years ld. Nw, she is a mdel and perfrmance artist devted / devting t cean cnservatin. She can be seen wrn / wearing mermaid clthing and dived / diving up t 50 feet underwater t swim with dlphins, sharks and whales.
She appeared in The Cve, a dcumentary aiming at highlighting the cruelty f dlphin hunting. Besides perfrming and mdelling, Hannah travels the wrld given / giving presentatins and talks, getting mre peple invlved / invlving in the cnservatin f cean life.
Rewrite the underlined sentences in the interview (P65), using the -ing and -ed frms t make it mre cmpact and cherent.
Here, yu can see dramatic landscapes. They change frm muntains t grasslands, frests t rivers.
In recent years, we have seen large areas f wetland that were damaged by human activity.
Here, yu can see dramatic landscapes changing frm muntains t grasslands, frests t rivers.
In recent years, we have seen large areas f wetland damaged by human activity.
This includes keeping the riginal envirnment frm being tuched, ...
Dealing with glbal warming
Share what yu knw abut these expressins.
Cmplete the brchure (P66) with the expressins related t glbal warming.
Six things yu can d NOW t help stp glbal warming
Reduce waste by chsing reusable prducts - get a(n) 1 _____________________, fr example.
reusable water bttle
Try t reduce yur 2 ___________________. Walk r ride a bike instead f taking a car.Use 3 _______________ such as slar energy and wind pwer.The less energy yu use, the less carbn dixide is released. Replacing a regular light bulb with a(n) 4 _______________ is a great start.
carbn ftprint
renewable energy
5 __________________ is imprtant because clean water is a limited resurce. Als, we use a lt f energy t prcess clean water.Planting trees can help a lt in reducing the 6 _________ ________ because trees absrb the carbn dixide in the air.
Water cnservatin
Mre abut Climate Change
Discuss what yu can d t help deal with glbal warming, using the wrds and expressins yu have learnt.
We shuld turn ff the lights when we leave the classrm s that we wn’t have them burning all night. And remember t turn ff ur televisin, vide player and cmputer when we are nt using them. It’s als a gd behavir t turn ff the taps when we find the water running. While brushing ur teeth, shamping the dg r washing the car, turn ff the water until we actually need it fr rinsing (冲洗).
Mre example abut reducing Glbal Warming
Listening & speaking
Did Yu Knw? Smg cmes frm the wrds “smke” and “fg”, and it is used t describe the air pllutin in cities caused mainly by traffic and factries. Smg can be dangerus because it causes severe breathing prblems and infectins.
Envirnmental prblems t be slved
1. What the wrd “smg” means.2. When the wrd “smg” appeared. 3. What caused smg in the past. 4. What causes smg nw. 5. The effects f smg n the envirnment. 6. Hw gvernments try t reduce smg. 7. What will happen if we dn’t reduce smg.
Smg in the past • Term created in: 1 _______• Big prblem in Lndn: 2 _______________ in December 1952 • Causes f the prblem: burning t much cal and 3 __________
The Great Smg
Smg in the present• Causes f the prblem: 4 _______________________ and factries • Measures: rules abut using 5 ________ in factries and 6____________________________ in the city centre
chemicals cming frm traffic
requirements f paying t drive
Learning t learn
A plite interruptin is usually framed as a request fr permissin t interrupt smene, ften starting with If ..., May I r Can I This may be preceded with an aplgy such as Srry, ... r Excuse me, ... Usually we interrupt smene when they pause fr breath, r during the slight pause between spken clauses.
Talk abut recyclingStudent A: Turn t Page 84. Student B: Turn t Page 87.
Useful expressins
Please feel free t stp me if yu have any questins.Srry. I've made a mistake. Yu're right, ... I'm afraid... Well,...
Srry t interrupt, but me, but can I just I just stp yu again t check ... ?D yu mind if I ask anther questin?Srry, but I was wndering whether it OK if I jump in fr a secnd?
Summarize the usage f -ing and -ed as cmplement.Talk abut anther envirnmental prblem and have a similar cnversatin.