Lesson 3 Learning from Nature’s Genius
Listen & Speak 1
You know that Leonardo da Vinci ____ the
Mona ____, don’t you?
Sure. I think he was a really ____ artist.
He was also a ____ inventor.
What did he ____?
He ____ of flying like a bird.
So, he drew a flying machine that looked ____ a bird.
Did he also ____ that machine?
No, but his creative idea inspired ____ other inventors.
Have you heard of a mosquito needle, ____?
A mosquito needle? Can ____ explain it to me?
Some ____ made this new needle by imitating a mosquito’s mouth.
____ interesting. So how will that help?
You know ____ bites are not very painful, don’t you?
The new ____ will also cause less pain.
____ great. How come it’s less painful?
Like a mosquito’s mouth, it makes less ____ with our skin.
Wow, I ____ that there’s nothing useless in the world!
Listen & Speak 2
____, we have a special guest, Thomas Thwaites, the Goat Man. Hello, Thomas.
____, Anna. Great to be here.
Thomas, I’m so fascinated by the ____ that you lived like a goat in the Alps for three days.
Why ____ you do that?
One day, I saw goats playing on the ____.
They ____ so peaceful that I wanted to live like them.
Didn’t you have any problems being a ____?
Walking on all four ____ was very difficult for me.
Do you ____ any plans to live like a goat again?
____. I’m planning my second visit to the Alps.
I can’t wait to hear about your next adventure. Thank ____, Thomas, for your time.
This candle holder can ____ candles last twice as long.
Really? How’s that ____?
____ a candle burns, it melts into the tube below the holder to form a new candle.
Wow, I am so ____ by the idea! Now we can use candles longer.
You ____ what? I’m really fascinated by the special door in Juwon’s room.
What makes the ____ so special?
____ and I played table tennis on it.
How could ____ play table tennis on a door?
The door ____ be changed into a table.
That’s ____!
Real Life Communication
What are you doing, ____?
I’m reading an ____ about a bug robot.
A bug robot? Is it ____?
Yes. I’m really ____ by this thing.
Can ____ tell me more about it?
You know that some bugs can slip ____ narrow spaces, don’t you?
Yeah. That’s why ____ hard 5 to catch them.
A bug robot can do the ____.
It can help to ____ survivors after earthquakes or big fires.
That’s ____ fascinating!
Let’s Check
I’m ____ by Sophia, a robot girl.
What’s so special ____ her?
She is able to ____ more than 60 facial expressions.
____ amazing. What else can she do?
She ____ many other abilities.
She ____, talks, and even thinks like a human.
That’s ____!