最強のTOEFL iBT(R)入門

29 模試 Speaking Question 1 解答例1

30 模試 Speaking Question 1 解答例2

31 模試 Speaking Question 2 解答例

As our world’s energy demands soar, the future depends on revolutionary ideas. Today, we’re exploring the game-changing technologies that could power tomorrow—and redefine what’s possible.

Watch my exclusive video The Fermi Paradox: Air https://nebula.tv/videos/isaacarthur-the-fermi-paradox-air
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Use the link gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $30.

Visit our Website: http://www.isaacarthur.net
Join Nebula: https://go.nebula.tv/isaacarthur
Support us on Patreon: https://www.patreon.com/IsaacArthur
Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur
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Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content.
SFIA Discord Server: https://discord.gg/53GAShE

Credits:
Upcoming Energy Technologies
Episode 480; January 2, 2025
Produced, Narrated & Written: Isaac Arthur
Graphics: Jeremy Jozwik, Sergio Botero
Select imagery/video supplied by Getty Images 
Music Courtesy of Epidemic Sound http://epidemicsound.com/creator
Stellardrone, "In Time", "Red Giant"
Aerium, featuring Sieger, "Deiljocht" 
Miguel Johnson, "So Many Stars"
Brandon Liew, "Into the Storm"

Upcoming Energy Technologies (Narration Only)

Rockets and mass drivers each promise to launch humanity into space—but which approach will take us further, faster, smarter, and cheaper?

Watch my exclusive video The Fermi Paradox: Air https://nebula.tv/videos/isaacarthur-the-fermi-paradox-air
Get Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthur
Get a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthur
Use the link gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $30.

Visit our Website: http://www.isaacarthur.net
Join Nebula: https://go.nebula.tv/isaacarthur
Support us on Patreon: https://www.patreon.com/IsaacArthur
Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur
Facebook Group: https://www.facebook.com/groups/1583992725237264/
Reddit: https://www.reddit.com/r/IsaacArthur/
Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content.
SFIA Discord Server: https://discord.gg/53GAShE

Credits:
Mass Drivers vs Rockets
Episode 481; January 9, 2025
Written by: Isaac Arthur & Phil Swan
Produced & Narrated by: Isaac Arthur
Editors: Phil Swan & Philip Leichauer
Graphics:
Anthrofuturism
Jarred Eagley
Katie Byrne
Mafic Studios
Phil Swan
Space Resources CGI
Select imagery/video supplied by Getty Images 
Music Courtesy of Epidemic Sound http://epidemicsound.com/creator
Stellardrone, "In Time", "Red Giant"
Aerium, featuring Sieger, "Deiljocht"
Brandon Liew, "Into the Storm"
Special Thanks to: Transpod

Mass Drivers Vs Rockets (Narration Only)

Sci-fi thrills us with enormous space monsters and Kaiju, but could the galaxy already be home to such leviathans?

Watch my exclusive video The Fermi Paradox: Air https://nebula.tv/videos/isaacarthur-the-fermi-paradox-air
Get Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthur
Get a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthur
Use the link gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $30.

Visit our Website: http://www.isaacarthur.net
Join Nebula: https://go.nebula.tv/isaacarthur
Support us on Patreon: https://www.patreon.com/IsaacArthur
Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur
Facebook Group: https://www.facebook.com/groups/1583992725237264/
Reddit: https://www.reddit.com/r/IsaacArthur/
Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content.
SFIA Discord Server: https://discord.gg/53GAShE

Credits:
Giant Space Monsters
Episode 427b; January 1, 2024
Produced, Written & Narrated by: Isaac Arthur
Graphics: Jeremy Jozwik, Ken York
Music Courtesy of:
Epidemic Sound http://epidemicsound.com/creator
Select imagery/video supplied by Getty Images

Giant Space Monsters

Discover the incredible engineering and visionary potential of Bernal Spheres, futuristic space habitats designed to sustain human life in the stars.

Watch my exclusive video Big Alien Theory https://nebula.tv/videos/isaacarthur-big-alien-theory
Get Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthur
Get a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthur
Use the link gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $30.

Visit our Website: http://www.isaacarthur.net
Join Nebula: https://go.nebula.tv/isaacarthur
Support us on Patreon: https://www.patreon.com/IsaacArthur
Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur
Facebook Group: https://www.facebook.com/groups/1583992725237264/
Reddit: https://www.reddit.com/r/IsaacArthur/
Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content.
SFIA Discord Server: https://discord.gg/53GAShE

Credits:
Megastructures: The Bernal Sphere
Episode 485; February 6, 2025
Written, Produced & Narrated by: Isaac Arthur
Editors: Ludwig Luska
Graphics: Bryan Versteeg, Fishy Tree, Jeremy Jozwik, Udo Schroeter
Select imagery/video supplied by Getty Images 
Music Courtesy of Epidemic Sound http://epidemicsound.com/creator
Phase Shift, "Forest Night"
Chris Zabriskie, "Unfoldment, Revealment", "A New Day in a New Sector"
Stellardrone, "Billions and Billions"

The Bernal Sphere (Narration Only)

The universe is a cold and hostile place, and may be inhabited by ruthless civilizations or machine minds, bent on destroying anything in their way.

Watch my exclusive video Big Alien Theory https://nebula.tv/videos/isaacarthur-big-alien-theory
Get Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthur
Get a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthur
Use the link gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $30.

Visit our Website: http://www.isaacarthur.net
Join Nebula: https://go.nebula.tv/isaacarthur
Support us on Patreon: https://www.patreon.com/IsaacArthur
Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur
Facebook Group: https://www.facebook.com/groups/1583992725237264/
Reddit: https://www.reddit.com/r/IsaacArthur/
Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content.
SFIA Discord Server: https://discord.gg/53GAShE
Credits:
Xenocide
Episode 486; February 9, 2025
Written, Produced & Narrated by: Isaac Arthur
Editors:Ludwig Luska
Graphics: Darth Biomech, LegionTech Studios
Select imagery/video supplied by Getty Images 
Music Courtesy of Epidemic Sound http://epidemicsound.com/creator