UNIT 5: INVENTIONS

Question 1. Be careful when using electrical ______________.

Question 2. An e-book reader is convenient; it is used _______________ electronic books, newspapers or magazines.

Question 3. The two fabrics of Velcro stick together thanks ____ the hooks on the surface and the loops on the other.

Question 4. AI has been applied _______ various areas of life.

Question 5. Nancy was sitting up in bed listening to the radio on the_________.

Question 6. We do not like _______________on animals.

Question 7. The scientists ___________ important research in the laboratory.

Question 8. My parents decided _________ a taxi because it was late.

Question 9. I'm sorry. Mark isn't here now. He ____ to the post office.

Question 10. Don’t forget ____ your homework before coming to class.

Question 11. Modern smartphones nowadays do not have many ___________ to look better.

Question 12. A smartwatch can be used for _______________ your exercise efforts.

Question 13. It's important ____ too much about your failure.