3. complete the text with the correct form of the verb to be. hi! i … george. i.. a pilot. this … my friend mary. mary and i … neighbours. we … also good friends. i … thirty-three years old and mary … twenty-seven. we … from edinburgh, scotland.

Hi! I am George. I am a pilot. This is my friend Mary. Mary and I are neighbours. We are also good friends. I am thirty-three years old and Mary is twenty-seven. We are from Edinburgh, Scotland.

I don't speak any foreign language but I am learning English now. 
When Paul were using our computer yesterday evening, we were playing in the living-room. 
Have you met your friend this week? – No, I haven't seen him this week. I met him last week. 
Murray made a lot of mistakes when he was doing his homework. 
I don't have to pack my bag because my wife has done it for me before.
We had already built this plant by the end of 1997.
Can you confirm the dates, please? - I have already done it! 
Cigarettes are sold in supermarkets. 
Carelessness often causes mistakes. 
Mistakes are often caused by carelessness.

Some money was spent for flowers to decorate the hall before the conference (For what purpose)

For what purpose was some money spent?

I have just been  to the post office. I've got some stamps.

Your computer will work perfectly if you call out a technician to repair it. 

The modern operational system controls and manages the use of the hardware.
The use of the hardware by the modern operational system.(Вот здесь не поняла что нужно дополнить)

We have to apply for a visa. We can't just travel on our passports.

will be helped 

My parents will go to the South next year.

Have they been in touch yet? – No, they haven't. I had had any news. (если честно не поняла смысла этого предложения)

I often drive to work but I take the train this morning because my car is in for repair. 

will Peter ride his bicycle this afternoon? Can I borrow it? 

We were not able to get a hotel room because we did not book in advance.