u uu unit 4 our world topic 2 are you sure there are ufos? section b
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Unit 4 Our WorldUnit 4 Our WorldTopic 2 Are you sure Topic 2 Are you sure
there are UFOs?there are UFOs? Section BSection B
What’s this?
What does it look like?
=
plate
UFO (Unidentified Flying Objects)
= Flying Saucer
planet n. 行星
I am sure there are no living things on other planets.
1a Look, listen and say (影片 1 )
Read 1a again and write down their opinions about whether there are UFOs.Name Opinion
Michael
Jane
Kangkang
Maria
It must be a UFO.
Not so sure.
It can’t be a UFO.
It may be a UFO.
Key points
A UFO flew over my head while I was walking toward the bus stop yesterday.
fly - flew on
over
=towards prep. 向,朝,对于
Even scientists aren’taren’t sure sure whetherwhether
there are UFOs.
Key points
be sure …be not sure whether/if …
Make conversations.
Pair work
Will robots make humans lose their jobs?
Example: I’m sure robots will make humans lose their jobs.
I’m not sure whether/if robots will make humans lose their jobs.
• Are there UFOs?
• Can robots do some work faster and better than humans?
• Will robots make humans lazy?
Pair work
Pair work
I’m sure there are UFOs.I’m sure there are no UFOs.I’m not sure whether there are UFOs.
I’m sure robots can (not) do some work faster and better than humans.
I’m not sure whether robots can do some work faster and better than humans.
Pair work
I’m sure robots will (not) make humans lazy.
I’m not sure whether robots will make humans lazy.
Pair work
Guess the meanings of the new words: information, mistake, man-made, object, balloon
Read and understand2 (影片 2 )
mistake v. 弄错,误解 n. 错误 make a mistake by mistake mistake … for … 把……错当成
People often mistake some man-made objects such as kites or balloons for UFOs.
Key points
Last night, while Jim was sleeping, he saw a UFO flying over his head. Jim was afraid. He never read any _________ about UFOs from books or the ________. The UFO didn’t look like a plate at all. It didn’t look like any _________objects such as a kite or a _______, either. While he was trying to call for help, an alien _______out of the UFO and said to him, “Get up, or you’ll be late for school!” He woke up and saw his mother.
Oh! It was just a dream.
information, man-made, balloon, Internet, come
informationInternet
man-madeballoon
came
Read and fill in the blanks with the words.
Discuss the following questions:• 1.What was Jim doing when he
saw a UFO last night?
• 2.Was Jim happy to see it?
• 3.Did the UFO look like a plate?
• 4.What happened while Jim
was trying to call for help?
• 5.Who was the real “alien”?
Pair work
Summary
• be sure (that) …
• be not sure whether/if …
• … , while … 在……期间
mistake … for …man-made objectcall for wake up
Homework
1) Review the sentences “be sure (that) … ” and “be not sure whether/if …”2) Make a survey about UFOs, and then write a passage about it.3) Preview Section C.
Thanks for listening! Goodby
e!
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