When we arrived, the show (start) had started.
was starting
When+S+V_past,S+were/was+V_ing
We were late. When we arrived, the show (start) ...
We were the guests of honour, so we were all waiting for us. As soon as we arrived, the show (start) ...
*Complete the sentences with the words from the box.
| comet | astronaut | spaceline | spacesuit | satellite |
| universe | meteorite | astronomy | microgravity | spacewalk |
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.
Underline the word or phrase that needs correcting and provide correction
If we have 2 cars, it would be more convenient.
Fill each blank with a suitable word to complete the following passage. Spaceexploration is the investigation of the universe beyond the Earth’s atmosphere, by (1) ________ of manned or unmanned spacecraft. Despite the technological advancements achieved in the past, space exploration was only (2) _______ until the 20th century. The first successful orbital launch was made by the Soviet Union in 1957 which was called “Sputnik”. When the topic “SPACE EXPLORATION” is put (3)_______ the table, a question has often been asked: “Why should we spend money on NASA while there are so (4) _______ problems here on Earth?” However, this might be partially wrong since exploring the unknown may help us progress. The advantages of space exploration include the materials (5) ________ can be obtained from outer space. For instance, asteroids have iron and nickel which could be utilized to satisfy the (6) ________ for metal. Therefore, numerous commercial companies have invested in developing technology for asteroid mining. Several comets and asteroids (7) ________ solid water in them. This water can be used for astronauts and scientists in space stations. The water can also be broken down to hydrogen which can be used as (8) ______ for the rockets. Scientists also believe that dinosaurs disappeared because they couldn’t go to (9) ________ planet. Sooner or later a killer comet will again cross Earth’s path, threatening all life. Fortunately, (10) _________we have knowledge about comets and space science, we will be able to survive.
Finish each of the following sentences in such a way that it is as similar as possible in meaning to the original sentences. Use the word given anh other words as necessary
1,The class watced a film yesterday.The film was about the Apollo 13 space mission
->The film
2.We are meeting an astronomer tonight.This astronomer has discovered three Earth-like planets
->The astronomer
When the man (fall) ... from the window, he (land) ... on the roof of a car.
When the guard (inspect) ... the bag, he (hand) ... it back to Mark.
..., I go to the cinema, only when there's a film I really, really want to see.
A. Over the moon B. Once in a blue moon C. The sky's the limit D. Out of this world
