Вставьте слово правильно и объясните почему: alexander graham bell probably 0) didn't know at the time that he 1) (invent) one of the most popular devices in modem history. in fact, he (work) on a hearing device when he (stumble) on the invention of the telephone. bell 4) (try) desperately to find some way to help deaf people hear and communicate with others because he 5) (live) with his deaf mother and wife and 6) (experience) deaf people's problems first hand. bell went on to invent numerous other things, but we (always/remember) him for bringing us the telephone.

1.invented

2.worked

3.stumbled

4.trou

5.lived

6.?

7.Always

1. Jack DOES not work at his father’s store. 2. DO you have a job?3. Kate / works at a restaurant. 4. Tom IS working this afternoon.5. ARE you working today? 6. Emily and Sara ARE working at the ice cream store this summer. 7. IS Eric planning to get a jobthis summer? 8. DO you plan to get a job, too? 9. Dennis / wears jeans to work every day. 10. She IS a carpenter. 11. Today she IS working at the Hill’s house. 12. She and her partner Scott ARE building a new porch for Mr. and Mrs. Hill. 13. Dennis and Scott usually work / together on small construction jobs. 14. A turtle / lays eggs. 15. DO snakes lay eggs? 16. DOES a lizard lay eggs? 17. IS a lizard a reptile? 18. ARE turtles and snakes reptiles? 19. Turtles,snakes, and lizards ARE all reptiles. 20. Almost all reptiles / lay eggs.21. Reptiles ARE cold-blooded. 22. Their body temperature IS the same as the temperature of their surroundings.

1. Jack does not work at his father’s store. 2. Do you have a job?3. Kate / works at a restaurant. 4. Tom is working this afternoon.5. Are you working today? 6. Emily and Sara are working at the ice cream store this summer. 7. Is Eric planning to get a job this summer? 8. Do you plan to get a job, too? 9. Dennis / wears jeans to work every day. 10. She is a carpenter. 11. Today she is working at the Hill’s house. 12. She and her partner Scott are building a new porch for Mr. and Mrs. Hill. 13. Dennis and Scott usually work / together on small construction jobs. 14. A turtle / lays eggs. 15. Do snakes lay eggs? 16. Does a lizard lay eggs? 17. Is a lizard a reptile? 18. Are turtles and snakes reptiles? 19. Turtles,snakes, and lizards are all reptiles. 20. Almost all reptiles / lay eggs.21. Reptiles are cold-blooded. 22. Their body temperature is the same as the temperature of their surroundings.