Match the tense definition to the appropriate sentence: events that happened before other past events a) he was walking down the street when he ran into his old friend. b) first she paid the driver, then she got out of the taxi. c) sam has been talking on the phone for half an hour .d) she had finished work when she met her friends.

1) yesterday I helped my sister with her homework.

yesterday we cooked supper

yesterday my mother washed hands with cold water

yesterday you dressed a little doll

last year he learnt a lot of poems

last year her friend wanted to be a pilot

last year Kate lived in the town of Sochi

last year they thanked her mother for a cake

2) the months ago it rained in Moscow

the months ago we worked in the garden

the months ago their parents skipped during the break

the months ago she picked fruit and vegetables

last December it snowed

last December my friends skied in the forest

last December Boris sledged in the park

last December you played snowballs in the schoolyard

Among the advantages of traveling by bus I can mention:

- You can always look out the window and enjoy the view;

- Bus stop can be closer to your destination point;

- There' s no need to make long underground passages;

- Buses allow you to travel to longer distanses.

But there are also disadvantages:

- You can get caught in a traffic jam and be late;

- Buses run less frequently than metro;

- Buses can break down in the middle of the road;

- In summer, buses are hot and stuffy.

Cons (minuses) : all types of transport pollute the environment; people do not give way to each other on the bus; we breathe is polluted due to air transport, that's the reason why we get sick. pros (pluses) : we don't get tired; we relax a little; we help each other