高中英语新外研(2019)选择性必修四-unit-5-understanding--课件.pptx

DIVING DEEP Pre-readingLook at the picture and answer the question. Q: What are the differences among these ocean zones? The deeper we reach, the darke it is. Different species of ocean creatures live in different zones.It is a __________, maybe a __________.submarinemanned submarine Dive deep into the ocean Make some discoveries! Words &phrasesP1set sail ____________ estimate___________ unexplored ____________if any __________ explore Earth’s furthest corner ____________________Venus 金星 shipwreck_____________attempt n._____ make an attempt to do sth_____________ at the first attempt ____________ V._____ attempt to do _____________起航估算如果有的话尝试做某事失事的船起航无人涉足的尝试第一次尝试尝试做某事尝试 While-readingDive deep into the ocean Make some discoveries!Translate the sentences and paraphrase There is little, if any, land on our planet left unexplored.____________________________________________________________ We have more detailed maps of the Moon, and even of Venus and Mars, than we do of Earth’s own sea bed.____________________________________________________________________我们星球上尚未被人类探索的土地---如果有的话----已经少之又少了。我们手中关于地球的地图，甚至比不上关于月球乃至金星、火星的天体图详尽。 Q: If we want to explore our deep ocean, what kind of difficulties/ challenges do we need to overcome?let's dive in shallow waters.enormous pressuredarknessextreme cold Ocean exploration_____________finds in shall watersmeaning: _________________________________________whole city buried beneath the wavesRoman city of Neapolislocation:______________time: ______________cause:______________________archaeologicaloff the coast of Tunisiatsunamithe 4th centuryoffer a window into a fascinating period in our historyRead para.2 Words &phrasesP2given our limited knowledge _______________________It is perhaps no surprise that... ________________________continue to do _________________ offer a window into.. _____________various scientific fields _____________ as with _________________r