1different countries have different weather / weathers. 2 all areas of the skin are in fact covered in tiny hair / hairs. 3 we’ve looked at the menu and we’d all like chicken / chickens. 4 jack is a millionaire and owns a lot of business / businesses. 5 have you got a copy of the complete work / works of dante? 6 none of the passengers had insured their baggage / baggages. 7 students must pass their paper / papers to the front. 8 i’m afraid we can’t find cheap accommodation / accommodations for all of you.

1. weather
2. hairs
3. chicken
4. businesses
5. work
6. baggage
7. papers
8. accommodation

Are we flying over the Atlantic Ocean? Общий
Who is flying over the Atlantic Ocean? Вопрос к подлежащему
Where are we flying? Специальный
Are we flying over the Atlantic Ocean or the Pacific Ocean? Альтернативный
We're flying over the Atlantic Ocean, aren't we? Разделительный

Have you been studying English for two years? Общий
Who has been studying English for two years? Вопрос к подлежащему
How long have you been studying English? Специальный
Have you been studying English for two or three years? Альтернативный
I have been studying English for two years, haven't I? Разделительный

1 а   the   the   a  the a
2 тут не уверен но вроде an везде а ко всем словам добавь s boxs dogs potatoes
4is is m is  m is
7  я должен(обязан) найти ответ    Он умеет водить машину       может быть в гостиной   Мы можем быть друзьями   ты можешь взять эту  книгу    Она должна стоять здесь некоторое время  Ты можешь быть свободен  
8 We must translate this article   She may be in the cinema  Anna good play the guitar   Can you open the door   They must be very attenetive  We must read this book
9 has have have has have have