Complete the sentences with the correct form of make and one of these words.
sure a cake friends history a suggestion mistak
1 When you leave the house, sure you've got your keys.
2 I'd like to Why don't you try on those shoes befor
you buy them?
3 My friends always do their homework quickly so they…
4 We haven't got any eggs. We can't
5 I'm a friendly person so I very easily.
6 I'd love to do something important for the world and

1. burglary - burglaries
2. key - keys
3. knife - knives 
4. knowledge - uncountable  
5. air - uncountable (but if we talk about smb's manners, the plural form ("airs") is used; the sense, however, is absolutely different) 
6. army - armies
7. formula - formulas / formulae 
8. child - children
9. wife - wives
10. bottle - bottles
11. guitar - guitars
12. cloth - cloths (not to be confused with "clothes"!)
13. mouse - mice
14. tooth - teeth
15. tomato - tomatoes
16.video - videos 
17. sheep - sheep
18. fruit - fruits (when we talk about the successful results of our work; the plural form is also used in specialised literature) or uncountable (more often)
19. plan - plans
20. tie - ties
21. house - houses
22. glass - glasses or uncountable (if we talk about the substance) 
23. fruit - see above (№18)
24. path - paths
25. cigarette - cigarettes
26. bed - beds (countable, if we don't take some fixed expressions into account)
27. cat - cats 
28. snow - uncountable in most cases; I don't want to burden your memory with too many details, I don't think it necessary to explain when it can be countable :) 
29. holiday - holidays 
30. cheese - uncountable or countable ("cheeses") (when we talk about different types of this food) 
31. vertebra - vertebrae
32. boy - boys
33. child - children

1. The house, they live in, is on the other side of the street.
     Relative Clause - придаточное определительное: (Which house?) they live in
2. When we want to tell other people what we think, we can do it in many ways.
Вопрос:  (What?-что?) -Придаточное дополнительное: what we think
Вопрос: (When - когда?) -и придаточное времени When we want to tell other people what we think
3. If he affected her at all, it was inevitable that she should love or hate him.
Придаточное условия: If he affected her at all
4. We know that the more we study and read the more we understand English.  Придаточное дополнительное
5. When I reached London, I found waiting for me an urgent request that I should go to Mrs Strickland’s as soon after dinner as I could. 
Придаточные времени: 1 - When I reached London;   
2 - Придаточное определительное: that I should go to Mrs Strickland’s as soon after dinner as I could.