Полные и сокращённые ионные уравнения реакции между растворами азотной кислоты и гидроксида кальция

Срочно! Напишите 20 слов на тему причастия

Запишите уравнение окружности с центром в начале координат и проходящей через точку M(12;-5).

составьте предложения по схемам на тему "наши школьные дела"

1)Complete the sentences using your own ideas. 1. I was curious to find out................................... 2. I'm interested in........................... 3. I was worried that ........................................... 4. I was surprised to .......................................... 5. I was shocked by .................................................. 6...................................................... made me sad. 7. I'm happy to know that....................................

Grammar 

past Simple vs  Past Continuous

2) Put the words in brackets into the past simple or the past continuous.

1...............................................................................( you/ watch)

the film when the phone.........................................(ring)?

2. John .....................(see) a bright light as he.....................................................(walk) down the  street.

3. The baby..........................................................(not/ sleep)

when Grandpa............................................(arrive).

4. While he ..........................(travel) on the bus to

work, he........................... (remember) that

it was his wife's  birthday.

5.............................................................................( the children/ study) while their nanny...........................(prepare) dinner?

6. While you ..................(be) out, the postman came and ....................(deliver) these letters.

+ ПЕРЕВОД!!!!!!