2.Read the blog post again and match each paragraph with a statement. There is one extra sentence you won't use.

1 Paragraph 1:

2 Paragraph 2:

3 Paragraph 3:

4 Paragraph 4:.

5 Paragraph 5:.

a Ewan talks about what he's done to raise money in the past.

b Ewan says how he felt at the end.

c Ewan talks about how he got ready to raise

d Ewan says hello to his readers and says what the blog post is about.

e Ewan describes in detail the time when he sold cakes.

f Ewan describes what it was like to plant flowers.

1. by 20i5, the number of cars on our roads will have been doubled - passive voice in future perfect -  .  к 2015 году количество машин на дорогах удвоится.

to double - инфинитив.

2. today people call the m 25 the biggest car park in europe. - active voice - present simple - сегодня люди называют трассу м25 самой большой автостоянкой в европе.

to call    - инфинитив.

3. in  both town and country, the greatest nuisance is always caused to those living, working and walking within the road's noise zone. - passive voice - present simple  -   как в городе, так и в деревне, причина самой большой неприятности всегда   вызвана теми, кто живёт, работает  и ходит в пределах шумовой зоны дороги. 

to cause - инфинитив.

4. the first artificially constructed roads were made in mountainous and forested country.  - passive voice - past simple -  первые искусственно построенные дороги были сделаны в гористой и покрытой лесами местности.

to make- инфинитив.

5. the underpasses in dusseldorf had been created attractive to pedestrians.  - passive voice in present perfect -  в дюсельдорфе были созданы туннели для пешеходов.  

to create - инфинитив.

6. cars are symbols of freedom, wealth and masculinity.    - active voice - present simple  -автомобили – символ свободы, богатства и мужественности.

to be - инфинитив.

как правильно ответить на вопрос?

have some cities found solutions to their traffic problems?

some of them have found solutions to their traffic problems. - потому что вопрос в present perfect, значит, и ответ в этом же времени