Не игнорьте ! завтра ! rewrite the sentences in perfect continuous tense using time adverbials given in parenthesis.examplei study behavior of wild elephants(latelylately i have been studying behavior of wild elephants.1 john creates amazing visual ilusions (recently) 2 jane goodall studies chimpanzee (all her adult life). 3 marie curie discovered radioactivity and new diagnostic methods in medicine were developed (since) 4 many myths about use of tool by animals were dispelled (recently) 5 the scientific phenomenon of a deja vu is not fully explained (yet). 6 scientists are trying explain the phenomenon of sailing stones (for years).​

Many people in the world use English as a natiVe language. English is spoken in many countries all over the world. The number of English native speakers is between 300 and 500 million people. As an official language English is used in business, government, and law. As a world language is used in Canada, in the Republics of South Africa, in the Irish Republic and in many other countries. English expands its vocabulary by borrowings from other languages. American English is the form of English used in the United States.

1

live

lived

do you know

don't know

means

loves

doesn't like

comes

start

does Brad ride

do

don't

doesn't know

leaves

does Chris play

does

do your young sisters go

don't come

come

do your grandparents live

is

doesn't have

play

snows

goes

loves

doesn't want

have

has

does Robert watch

does

do the Irish people wear

don't like

love

2

isn't

aren't

isn't

isn't

aren't

isn't

isn't

am not

isn't

aren't

3

This exercise isn't difficult

We aren't from Spain

My grandmother's name isn't Adelaide

The kids aren't in the garden

You aren't English

My car isn't very expensive

This isn't my student's notebook

These photographs aren't very nice

Alex isn't twenty-five years old

I am not fine