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1. This a pen is broken. Give me that the pen, please.
2. A punch is a positive portion and a die is a negative portion of a tool set.
3. My friend has a car. The car is broken now.
4. I got a letter from my friend yesterday. The letter was very long.
5. This is a house. The house is white.
6. Metal forming is a manufacturing process.
7. Casting is a process in which the molten metal flows by the gravity into a mold where it solidifies in the shape of the mold cavity.
8. The term casting is also applied to a part that is made by the process.
9. The principle of casting seems simple: melt the metal, pour it into a mold, and let it cool and solidify.
10. I read a good book yesterday. The book was interesting and funny.
11. Yesterday I saw a new film, but the film wasn't very interesting.
12. Moscow is situated on the Moskva river and London is situated on the Thames.
13. Yuri Gagarin was the first man to fly over the Earth in a spaceship.
14. My sister will go to college next year.
15. In the summer we go to the Black Sea.
16. London is one of the biggest business centers in the world.
17. Peter's father is a worker and we are students.
18. What a hardworking man he is!
19. The Russian Federation is one of the largest countries of the world.
20. Is your car made of steel or plastic? -- It's made of steel.

This pencil is broken. Give me that pencil, please.
The punch is the positive portion and the die is the negative portion of the tool set.
My friend has a car. The car is broken now
I got a letter from my friend yesterday. The letter was very long.
This is a house. The house is white.
Metal forming is a manufacturing process
Casting is a process in which molten metal flows by gravity into a mold where it solidifies in the shape of the mold cavity
The term casting is also applied to the part that is made by the process.
The principle of casting seems simple: melt the metal, pour it into a mould, and let it cool and solidify.
I read a good book yesterday. The book was interesting and funny.