B. Complete the sentences with the correct word.

6 My father hates driving in
...
traffic.

a) heavy b) cost c) helpful d) crowded

7I love living in the city, but l don't like the high
... of living
a) heavy b) cost c) helpful d) crowded

8. He spent the morning in Birmingham, but found the streets very
...
a) heavy b) cost c) helpful d) crowded

9 Не enjoys living in the city, but he doesn't like the high
... of living
a) heavy b) cost с) helpful d) crowded

10 They went for a run in the country because they wanted some

... quiet a)_convenient b)cost c)peace d)crowded