Present perfect simple and present perfect continuous
My friend, Nastasia, ...(appear) in three film so far.

I'm happy for her. I . always . (think) she was a very talented actress.

-our organise wants to   protect the environment.

-we fight against water and air    pollute

-are you unhappy with the ecological situate  in your region?  

-send us some inform about it and we`ll try to help. 

2.  gas consists of a number of particles moving at a tremendous speed.  a)  правое определение

3.  while melting the snow keeps the same temperature.  d)  обстоятельство. 

5.  being started in time, the preparations for the test are over.  d)  обстоятельство. 

1.  the question being too difficult, no one could answer it.  c)  независимый причастный оборот;  

7.  an electronic computer forms a complex device when viewed as a whole.    d)  обстоятельство

  4.  operating characteristics of goods are usually given in graphical forms.b)  левое определение (действительный залог);  

  others

  other

others

  other/the other

  others 

1) john learns a lot or is doing his homework.

2) relationship of these 2 countries is good

3) biology studies organisms and their vital activity, nature in general and their relationship between them

4) working on pc - is the most "popular" job of many people.

5)it makes us think, when we see people harming the environment, or just doing bad stuff.

6)mr.robinson thought that putting a high wall around the castle is a good idea.

7) why is it necessary to eat useful food for children?

8)how many people live in london?

9)julia collects books or julia has library with lots of books at home.

10)could you answer some of my questions?