공통영어2 천재 조수경 4과 변형문제

Did you know that many technologies around us originated from space ____

You may not have realized it, but we have been enjoying the enormous benefits of space technology in our ____ lives for a long time.

Let’s see ____ some examples of it have been invented and integrated into our daily lives already.

Memory foam was initially developed to minimize the effects of the force of gravity on astronauts ____ takeoff and landing.

Memory foam absorbs shock by changing its shape in reaction to pressure, and it can ____ its shape to match the body shape of an astronaut.

Once the pressure is lifted, memory foam gradually ____ to its original shape, as if it remembered its original form.

Because ____ this characteristic, it is called “memory” foam.

____ provides astronauts with improved protection and comfort when they are in their seats.

Since memory foam was first introduced into the public domain, it has been used in a number of products such ____ beds and sofas.

____ water purifier also originated from space technology.

While planning their human ____ exploration program, NASA scientists realized that it was impossible to load a sufficient amount of clean water into a spacecraft.

Then, they hit upon an idea that wastewater could be ____ once harmful bacteria were removed.

So they developed a water purification system that could successfully kill off ____

Continued research led to the invention of a better water purification system that uses cartridges for longer ____ that did not need to be replaced frequently.

This water purifying technique was ____ for several decades and then marketed for domestic use.

Another everyday item developed ____ space technology is the air purifier.

A reliable ____ of food was vital for survival in space.

In order to get fresh food, ____ had to cultivate crops in the spacecraft.

However, there was a ____ obstacle.

When plants grow, ethylene gas is ____

It accelerates the aging of ____ and the decaying of fruits.

Since it was ____ to exchange gas for clean air while in space, scientists developed an air purification system to remove the gas.

Although the goal was ____ eliminate ethylene, the system could get rid of other unwanted things from the air, too.

____ private company recognized the potential of the air purification system and obtained a license to develop and commercialize it.

The fourth ____ is the wireless headset.

It was devised after ____ unexpected incident NASA had experienced.

The second manned spacecraft ____ by the U.S. completed its mission and successfully landed in the Atlantic Ocean.

The command ____ was waiting for the recovery team that would get him and the capsule from the ocean.

Everything was ____ smoothly until unexpectedly, the capsule started to leak.

Water flooded into the cabin before the team arrived, and the pilot had to escape, abandoning all of the spacecraft’s radio ____ equipment.

This prevented him from communicating with the ____ team.

He was ____ floating in the ocean until he succeeded in visibly getting the rescue helicopter’s attention.

After this accident, NASA and a partner company developed helmets equipped with a ____ system that could communicate with a designated base station.

Later, wireless headsets using this system ____ introduced to the world.

These days, ____ technology has been incorporated into wireless headsets.

Now we can connect headsets wirelessly with mobile digital devices ____ as smartphones and laptops.

In our ____ lives, there are many other inventions that have their origins in space technology including the smartphone camera and the computer mouse.

Private firms as well as government organizations have invested heavily in space technology for ____ exploration.

Therefore, we can expect that our future lives will be significantly influenced by space technology that has not yet ____ invented.