Complete the following sentences using the given words in the box.
fabric | generous | headphones | invention | portable |
imitate | economical | patent | submarine | principles |
E.g.: The company filed a __patent__on a genetically engineered tomato.
1. Linda is very_________. She often donates a lot of money to poor people.
2. The_________of the airplane was a milestone in the history of the world.
3. Jonathan tried to_________my Scots accent, which made me laugh.
4. My laptop is_________. I can carry it anywhere easily.
5. There are three basic_________of teamwork.
6. She doesn’t want to wear_________because they can perforate her eardrums.
7. This kind of artificial_________has the texture of silk.
8. It is usually_________to buy washing powder in bulk.
9. They saw an American_________resurfacing near their warship
