Помогите плиз с английским)))

(discover) in 1747.

Toothbrushes ------- (invent) by the Chinese.

The people --------- (not take) to hospital after the accident.

A new medical centre ------ (open) in my town last year.

A lot of remedies ----- (make) from plants.

I ------ (not give) any medicine at the hospital.

My teeth ----- (check) twice a year.

Vaccinations ---- (not develop) until the 18th century.

I called for an ambulance but it ------ (not need).

She was out of breath because ....for
half an hour.

1. she was running

2. she had been running

3. she ran

4. she had run

teaches people immorality. Помогите плиз. Спасибо.

нужно к каждому предложению сделать одно вопросительные и одно отрицательное

agree,not be

Hi,I'm Sarah and I 1)...................... in London .I 2)...................... playing games ,especially board games like Monopoly and Scrabble.My sister also 3)...................... games .We 4).................... Scrabble at the moment but we 5).....................We often 6).......................... because I 7)....................... Scrabble but she 8).....................Monopoly. Today my sister 9).................... very happy because I 10)......................again!

Заранее спасибо!)

When some people meet ... they think i am my twin brother,David. They do not know the difference. Our school friends know; they say i am more intelligent than .... In reality, it is easy for them because we study in different classes. When our mother looks at .... she always sees the difference. We can't play jokes on ....! When people visit our house they also know the difference.David always uses the computer and he plays on ... all the time. What do you think? look at the picture of .....Is the difference clear to ....
Вот такие слова нужно вставить:Them, you, her , us , it, me,him,us.
Заранее спасибо!!!