5. Закончите уравнения реакций, составьте схемы перехода электронов от восстановителя к окислителю: a) Zn +H20 -;
б) CuO + C -.
Укажите вещество-окислитель и вещество-восстановитель.​

1. i go to bed at ten o'clock every day. 2. i went to bed at ten o'clock yesterday. 3. my brother washes his face every morning. 4. yesterday he washed his face at a quarter past seven. 5. i do not have history lessons every day. 6. we did not rest yesterday. 7. my brother did not drink cof­fee yesterday. 8. my mother always takes a bus to get to work, but yesterday she did not take a bus. yesterday she walked to her office. 9. do you talk to the members of your family every day? - yes, i do. but yesterday i did not talk to them: i was very busy yesterday. 10. did you come home at six o'clock yesterday? - no, i didn’t. yes­terday i came home from school at half past eight. i was very tired. i had dinner with my family. after dinner i was very thirsty. i drank two cups of tea. then i rested. 11. does your sister go to school every day? - - yes, she does