(укажите предложение, в котором не названо лицо, совершившее действие. a) this scientist invented a new pneumonic system in 1989 b) a new pneumatic system was invented in 1989. c) inventing a new pneumatic system he ran into a lot of problems.

a) This scientist invented a new pneumonic system in 1989. - ученый - действующее лицо
b) A new pneumatic system was invented in 1989. - Passive Voice - страдательный залог - не указано действующее лицо
c) Inventing a new pneumatic system he ran into a lot of problems. - он - действующее лицо

My favorite book is " harry potter ". this book describes the adventures of harry potter . as a child he did not understand who he is, did not understand the power and purpose of his magic. but he was sent to the school of witchcraft and wizardry - hogwarts , learn to use your gift as directed. at school he made friends who helped him overcome difficulties, to fight against the dark forces. the book is full of exciting adventures, mysterious stories. in the fight with its main enemy-voldemort, harry always comes out the winner, because he is brave, strong, smart and kind. i really like this book .

1.What games does play your brother? My brother plays soccer, volleyball, basketball. 2. How often are your parents go to theater? My parents very seldom go to the theatre. 3. What TV programmes does your father watch TV? My father watches the news, sports and intellectual programs. 4. What music is your friend listen? My friend listen to rock. 5. How often do you clean your room? I clean my room once a week. 6. Where is your brother play sports? My brother plays sports in the gym 7. How often do you cook food? I cook food every day 8. What competitions do you take part? I take part in competitions in skiing 9. When do you listen to music? I listen to music when I'm in a bad mood. 10. How often  does your sister do shopping? My sister does shopping almost every day. 11. When do you go to school? I go to school in the morning. 12. When do you do your the homework? I am doing my homework in the evening.