Warming up 1. How many planets are there in the solar system?
? Mercury（水星）, Venus（金星）,
Earth, Mars（火星）, Jupiter（木星, Saturn（土星）, Uranus（天王星）, Neptune（海王星）, Pluto（冥王星）
r />My Very Earnest Mother Just Served UN a Pizza
2. Who is the first man landing on the moon?
Armstrong (America, 1969)
Total lunar eclipse(月全食）
Total solar eclipse（日全食)
? Do you know each religion(宗教）
or culture has its own ideas about the beginning of the universe? Please give an example if you know.
? Legend V.S
Mythology(神话学） V.S Science
The beginning of the universe
Legend: Pangu creates the world
?Pangu separates the sky from
the earth ?His whole body then turns into all kinds of things in the universe.
Mythology: in Christian Religion
In Bible, the world and the whole universe was created by the God. Then the god create the first man and the first woman Adam and Eve(亚当和夏娃）
The time table of the God
? day 1---- light and blackness
? day 2--- the sky ? day 3--- seas, trees ? day 4---stars, sun,moon ? day 5---animals ? day 6---the first man(Adam) ? day 7—Sabbath(安息日）
Science: The Big Bang（大爆炸）
Scientists believe that around 15 billion years ago, a huge explosion happened , creating our universe. There are several famous scientists such as Newton, Einstein and Stephen Hawking. They all have their own opinions on the universe.
Let’ s come to our text book to see how life began on the earth
Unit 4 Astronomy: the science of the stars
? 1 What
were produced after the explosion(大爆炸）?
oxygen,nitrogen and other gases
? Water vapour, carbon dioxide,
2. What helped life to develop?
Scientist believed that taking carbon dioxide from the atmosphere and filling the air with oxygen helped life to develop.
1. B C B B
2. D B I G E H A C F J
including____ ?Human ____________ ______ beings
?How life began on the
3.⑴ Dinosaurs died out long before human beings developed on the earth. ⑵ They are the cleverest animals because they have larger brains than any other creatures on the earth so far.
After the “Big Bang”, the earth was just a cloud of energetic _______ dust. It exploded _____ loudly in time with fire and rock, which were _________to dioxide produce the water vapour, carbon ___________ and other gases. Then small plants grew . They ___________and filled the oceans and multiplied seas with oxygen. Many millions of years later the first green plants began to ________on land. When the plants grew appear into forests,________ reptiles appeared for the first time. They produced young generally by laying _________eggs.
mammals When dinosaurs disappeared, __________ became more important. Now small clever hands and feet animals with _____________appeared and spread ________all over the world. As time ________ went by they covered the earth and they are putting too much carbon dioxide into the atmosphere __________, which ________heat ____ prevents from ________ escaping from the earth into space. Whether life will continue on earth for millions of years to come will depend on _____________whether this problem can be solved.
?Do you think that humans
are the cleverest animals on the earth? ? If yes, why? ?If no, why not ?
Humans are the cleverest students, but not the most important ones on the earth! All living things are equal!
The army took the time bomb away to a safe place and exploded it.
He exploded with /in anger.
sooner or later （迟早）
?Soon or early enough(及时）
Don’t worry, I’m sure things will get better in time. Shall I be in time for the train?
?loudly, loud, aloud ?Loudly:adv. 大声地，吵闹地。强调声音高、不 悦耳。
?Loud: adv.+adj. , 主要指说话声和笑声。常与
sing, speak, cry, laugh连用。 ?Aloud：adv. （指人）出声地，大声地。为使 人听见而发声
?Allow sb. To do sth. ; allow doing sth.
Permit /advise /consider/forbid doing sth.
Permit/advise/consider/forbid sb. To do sth.
?The news spread like wildfire.
?In the last five years the city has spread out
rapidly in all directions. ?If I tell you the secret, don’t spread it aroun Depend on ?Depend on/upon +n. ?Depend on/upon sb. To do sth. ?Depend on/upon it that--?It/that all depends.
You’ll succeed in time.
My car is different from yours. Who is the person standing by the door?
He’s always the first to come and the last to leave. ?既然你已经长大了,你自己决定吧.
Now that you have grown up, you can decide it yourself.