* Complete the sentences with the words / phrases from the box.

1. NASA uses ……………………to launch things and people into space.
2. The ……………………was expected to remain in service until at least 2024.
3. Astronauts train on ……………………to prepare for the weightlessness experienced in space.
4. Virgin Galactic, the world’s first commercial ……………………, was founded by Sir Richard Branson.
5. NASA’s new ……………………can withstand over 120°C, removes toxic gases and regulates temperature.
6. The last time astronauts did a ……………………from an aerial outpost was in 1974, when Skylab was operating.
7. NASA is considering sending astronauts in an Orion ……………………to the surface of a near-Earth asteroid in 2025.
8. Elon Musk’s SpaceX will launch U.S. astronauts to the International ……………………for the first time since 2011.
9. When turned on the night sky, a ……………………allows you to see millions of things that are invisible to the naked eye.
10. Fifty years ago, a ……………………fell to Earth and landed in Australia, carrying with it a rare sample from interstellar space.

*Complete the sentences with the words from the box.

1. Halley’s ………………………only appears every 75 years. 
2. The ………………………is bigger than we can imagine. 
3. I think it would be incredibly exciting to do a ………………………. 
4. We were asked to practice by scuba diving in a ………………………. 
5. The government uses ………………………surveillance to track terrorists. 
6. They are predicting a ………………………shower at the beginning of June. 
7. ………………………is a leading company in the growing industry of space tourism. 
8. We also have to experience ………………………, which is awesome but a little dizzying. 
9. My dream is to become an ………………………, so I registered for the next Virgin Galactic flight. 
10. To prepare for the space trip, I read lots of interesting ………………………books about stars and planets.

01. Halley’s ………………………only appears every 75 years. 

02. The ………………………is bigger than we can imagine. 

03. I think it would be incredibly exciting to do a ………………………. 

04. We were asked to practice by scuba diving in a ………………………. 

05. The government uses ………………………surveillance to track terrorists. 

06. They are predicting a ………………………shower at the beginning of June. 

07. ………………………is a leading company in the growing industry of space tourism. 

08. We also have to experience ………………………, which is awesome but a little dizzying. 

09. My dream is to become an ………………………, so I registered for the next Virgin Galactic flight. 

10. To prepare for the space trip, I read lots of interesting ………………………books about stars and planets. 

01. NASA uses ……………………to launch things and people into space.

02. The ……………………was expected to remain in service until at least 2024.

03. Astronauts train on ……………………to prepare for the weightlessness experienced in space.

04. Virgin Galactic, the world’s first commercial ……………………, was founded by Sir Richard Branson.

05. NASA’s new ……………………can withstand over 120°C, removes toxic gases and regulates temperature.

06. The last time astronauts did a ……………………from an aerial outpost was in 1974, when Skylab was operating.

07. NASA is considering sending astronauts in an Orion ……………………to the surface of a near-Earth asteroid in 2025.

08. Elon Musk’s SpaceX will launch U.S. astronauts to the International ……………………for the first time since 2011.

09. When turned on the night sky, a ……………………allows you to see millions of things that are invisible to the naked eye.

10. Fifty years ago, a ……………………fell to Earth and landed in Australia, carrying with it a rare sample from interstellar space.

*Complete the sentences with the words from the box.

1. The feeling of ……………………in space is surreal. 
2. It becomes harder to breathe in very high ……………………. 
3. It takes a lot of ……………………to keep this rocket in great condition. 
4. There are 8 planets in our galaxy but many more in other……………………. 
5. ……………………are responsible for many discoveries in scientific history. 
6. When an airplane is in ……………………, passengers can feel weightless. 
7. It is believed that ……………………will become popular in the next 50 years.                                                                                                                  8. NASA has had many failed ……………………but they are hopeful that this mission will succeed.                                                                                         9. The International Space Station has developed many new ……………………in the last 10 years. 
10. My little brother wants to work for NASA when he grows up so he can help build …………………….

* Match the words or phrases with their definitions.

Complete the following sentences with the words from the box.

1. There are many _________ on the surface of the moon.

2. We use a _________, which is in the shape of a big tube, for travelling or carrying things into space.

3. We need to use a _________ to clearly see the surface of the moon.

4. The planet which is the second closest to the sun is ___________.

5. The Milky Way is the ___________ that includes our solar system.

Complete the sentences with the words/ phrases from the list. Make changes to the words where necessary.

1. Some people believe that skyscrapers are a ___________________ of big cities.

2. We have to _______________ more schools to meet the demand of the increasing numbers of children in the area.

3. Ho Chi Minh City is like a _____________ of people from different areas.

4. While visiting Da Nang, we _____________ all the World Heritage Sites nearby.

5.The ______________ is a kind of circular junction, where traffic flows continuously around a centre island.

6. It is difficult to _________________ the rapid pace of change in big cities.

7. The _______________ area includes the city itself, and the surrounding suburbs or other urban areas.

8. During the morning and evening rush hours, cities often become ____________ with people and vehicles.