3 Read the text again and answer the questions. 1 Where does the word "per cent come from? 2 Who first used the numbers 0-97 3 Why do we use percentages? 4 What percentage is the whole' equal to? 5 What is the whole in the example with cakes? 6 What do we multiply the fraction by to get the final percentage?

1. Nina (celebrated) her birthday yesterday. Her room looked beautiful, there (were) many flowers in it. When I (came) in, somebody (was playing) the piano, two or three pairs (were dancing). 2. Listen! Somebody (is playing) the piano. 3. I (like) music very much. 4. When I (looked) out of the window, it (was raining) heavily and people (were hurrying) along the streets. 5. What were you (doing) at seven o'clock yesterday? - - I (was having) supper. 6. When I (came) home yesterday, I (saw) that all my family (were sitting) round the table. Father (was reading) a letter from my uncle who (lives) in Kiev. 7. Where were you yesterday? — I (was) at home the whole day. — How strange. I (rang) you up at two o'clock, but nobody (answered). — Oh, I (was) in the garden. I (was reading) your book and (did not hear) the telephone. 8. What were you (doing) at five o'clock yesterday? — I (was working) in the library. — I (was) there, too, but I (did not see) you. 9. Yesterday I (was working) at my English from five till seven. 10. It (was raining) the whole day yesterday. 11. Where is your sister now? — She (was) in her room. She (was doing) her homework.

Объяснение:

Present Simple и Present Continuous – это времена, которые выражают действие в настоящем. Несмотря на эту общую черту, у них есть свои особенности употребления. Для того чтобы разобраться, какое время использовать в каждом отдельном случае, необходимо подробнее остановиться на каждом из времен.

 

Present Simple – это простое настоящее время. Также его называют Present Indefinite – настоящее неопределенное. Как видно из названия, данное время употребляется для описания действий, происходящих в настоящем.

 

Во многих английских предложениях можно встретить такие слова, которые указывают на определенное время. Это так называемые «маркеры времени». На Present Simple могут указывать такие слова как:

- usually – обычно

- often - часто

- always - всегда

- seldom/rarely - редко

- hardly ever - почти никогда

- occasionally - время от времени

- every day/week - каждый день/ каждую неделю

- sometimes - иногда

- in the morning/in the evening -  по утрам/ по вечерам

Пример:

I usually have breakfast at 8 o’clock.

We often play basketball after classes.

He always comes to school at 9 o’clock.

She seldom goes for a walk with her friends.

They hardly ever do their homework on weekends.

I occasionally go to the cinema with my classmates.

I drink juice every day.

Sometimes they speak about politics.

I make my bed in the morning.

Объяснение: