初中 英语 人教版（2024） 八年级下册Unit 4 The Wonders of Nature Section B (2a-2c)课件

这是一份人教版（2024）Section B课文内容课件ppt，共16页。
be able t d sth.
at the tp f...
have a ttal area f
reach the tp
allw sb t d sth
fr the first time
step n ne’s shulders
be determined t d sth
pull neself up
changeable weather
risk ne’s life t d sth
as sb. puts it
Wnder mther
Match the wrds n the left with their ppsites n the right.
Fill in the blanks with the crrect wrds in brackets.
1. The Amazn River mainly flws thrugh the _______ (nrthern / suthern) part f Suth America (hint: it’s clser t the equatr).2. In the rainy seasn, the Amazn’s water level becmes _______ (high / lw) — it even cvers nearby grund.3. _______ (Abve / Belw) the river’s surface, yu can see birds flying ver the water.4. In the Amazn, yu’ll find many giant water lilies — they are _________ (cmmn / unusual) there.5. The ______ (living / dead) trees alng the Amazn prvide hmes fr millins f animals.6. Getting t clse t wild crcdiles in the Amazn is ______ (risky / safe).7. If we prtect the Amazn, mre species will ______ (survive / die) in their natural hme.
Read the sentences in 2b. What d they have in cmmn?
Hw far is it frm yur hme t schl?Hw heavy is a blue whale?Hw large is yur cuntry?
Hw ften d yu exercise?
Read the examples and make mre sentences using hw and the wrds in the bx.
1. _____________________________________
2. ______________________________________
3. ______________________________________
4. ______________________________________
5. ______________________________________
6. ______________________________________
Hw lng is the Yangtze River?
Hw high is Munt Qmlangma?
Hw deep is the Mariana Trench?
Hw ld is the Great Wall?
Hw fast can a cheetah run?
Hw sn will the train arrive?
adj. & adv.
Cmplete the passage with the crrect frms f the wrds in the bx.
Lake Baikal
Lcated in Siberia, Russia, Lake Baikal is ne f the wrld’s mst famus lakes. It is the ________ freshwater lake in the wrld. T reach the bttm, yu must ________ 1,620 metres! It is als larger than mst ther lakes. Its ________ cvers 31,500 square kilmetres. That is bigger than the cuntry f Belgium! Lake Baikal is very cld fr mst f the year. But ver 1,200 different types f animals can still ________ in this ___________. Tday, the lake still attracts many curius travellers. After all, it is a great natural ________!
Cmplete the infrmatin card f Lake Baikal. Then intrduce it.
Where:Feature:Surface:Climate:Animals:
Lcated in ______, ______ is ne f the wrld’s mst famus ______.It is the ______ in the wrld.Its surface cvers ______ square kilmetres.That is bigger than the cuntry f ______!______ is ______ f the year.______ can still survive here.
Siberia, Russia
the deepest freshwater lake in the wrld (1,620 m)
31,500 square kilmetres
cld mst f the year
ver 1,200 different types
Hw d we cnnect with nature?•
Nurture small natural spaces
• Act as a nature spkesman
• Track nature’s changes ver time
• Use n phnes, enjy nature
• Rll up sleeves fr cnservatin
• Explre and learn abut lcal ecsystems
1. On the highest place n earth, yu will feel like yu are able __________ (tuch) the sky.2. Only the best climbers reach the tp, and that is nly if they __________ (survive) the terrible cnditins first.3. Temperatures can __________ (fall) t -30 degrees.4. A Chinese climbing team was __________ (determine) t make the climb.5. Peple said it was s high that even birds __________ (can) nt reach it.6. Lake Baikal is ne f the wrld's mst __________ (fame) lakes.7. It is the __________ (deep) freshwater lake in the wrld.8. Its surface __________ (cver) 31,500 square kilmetres.
naturalhw farhw heavyhw largehw ftenbe lcated inthe deepest freshwater lakeattract many curius travellers
adj. 自然的; 天然的; 天生的多远多重多大多久一次位于最深的淡水湖吸引许多好奇的旅行者
1. 贝加尔湖位于俄罗斯西伯利亚，是世界上最著名的湖泊之一。 Lcated in Siberia, Russia, Lake Baikal is ne f the wrld's mst famus lakes.2. 如今，这个湖泊仍然吸引着许多充满好奇心的旅行者。 Tday the lake still attracts many curius travellers.3. 毕竟，它是一个伟大的自然奇观。 After all，it is a great natural wnder.
5. 人类的好奇心和野心是无法阻止的。 Human __________ and __________ cannt be stpped.6. 贝加尔湖位于俄罗斯的西伯利亚。 Lake Baikal is __________ in Siberia, __________.7. 它是世界上最深的淡水湖。 It is the __________ freshwater lake in the __________.8. 要到达湖底，你必须下潜1620米。 T reach the __________, yu must __________ 1,620 metres.9. 它的表面积达31,500平方公里。 Its __________ cvers 31,500 square __________.10. 今天，这个湖仍然吸引着许多好奇的游客。 Tday, the lake still __________ many __________ travellers.
curisity ambitin
lcated Russia
deepest wrld
bttm dive
surface kilmetres
attracts curius