Explanation
Passage
Last night I was reading a book about the scientific inventions and discoveries made by the scientists in the last one hundred years. These inventions include radio, TV, telephone, electricity, jet engines, rockets, aeroplanes, tanks, atom bomb, computer and the conkest of the moon. I wondered what the world will look like before one hundred years. With these thoughts in mind, I went to sleep and found myself in the world of dreams.
I enters a new world. It was full of shining stars and planets. Their was also many spaceships. They were travelling from one planet for another, and from star to star. They had artificial of cylinders oxygen. I happened to visit Jupiter, the Mars, the Saturn, Uranus and the Pluto. Many human beings were settled on these planets. They had been living on those planets with the help of many electronic machines.
1. These inventions include radio, TV, telephone, electricity, jet engines, rockets, aeroplanes, tanks, atom bomb, computer and the _____ of the moon.
Conquest
2. I wondered what the world will look like _____ one hundred years.
After
3. I _____ a new world.
Entered
4. _____ also many spaceships.
There were
5. They were traveling from one planet _____ another, and from star to star.
To
6. The correct form of the sentence: They had artificial of cylinders oxygen is _____?
They had cylinders of artificial oxygen.