國中英語基測出現過 first 的考題。

Kieran Hardy 11/07/2013

For years, we thought our Earth was the only blue dot up there. Now another has been found. Its name is HD189773b. HD189773b is an exoplanet, a planet outside our Solar System, and is one of the nearest exoplanets to Earth. Even so, 1. Here’s why: It is 63 light years away. That means it is 370,440,000,000,000 miles from us. Even if we fly at 3,500 miles an hour, it will take more than 12 million years to get there.

2: It is much bigger, it is made of gas and it is burning hot. In heat as great as 1,000°C, life is not possible. What is worse, it rains glass. If 1,000°C does not kill you, glass rain will.

Even so, finding this blue giant 3. It is the first time that we have been able to see the color of an exoplanet. The color of a planet gives us ideas about what is happening on it. While we have a long way to go before we find a new planet to live on, finding a blue dot is a good start.

exoplanet 系外行星
Solar System 太陽系
1.
we might not be able to stay there for long
we are not sure how long it takes to get there
we do not know anything about it yet
we cannot really call it a neighbor
2.
With its blue color, HD189773b could be a second Earth for us
Because of its blue color, people guess there might be life on HD189773b
Except for its blue color, HD189773b is nothing like our home planet
What’s more, it is not water that makes HD189773b look blue
3.
has changed our life
took hard work
gives us hope
helps us know more about Earth