Question

Можете помочь пожалуйста!!!!срочно нужно

Answer 1

8 Rewrite the sentences in perfect continuous tense using time adverbials given in parenthesis.

Example

I study behavior of wild elephants (lately).

Lately I have been studying behavior of wild elephants.

1 Recently John has been creating amazing visual illusions.

2 Jane Goodall has been studying chimpanzee all her adult life.

3 Marie Curie discovered radioactivity and new diagnostic methods in

medicine were developed (since). perfect continuous tense не принято использовать в страдательном залоге

4 Many myths about use of tool by animals were dispelled (recently). perfect continuous tense не принято использовать в страдательном залоге

5 The scientific phenomenon of a deja vu is not fully explained (yet). perfect continuous tense не принято использовать в страдательном залоге

6 Scientists have been trying to explain the phenomenon of sailing stones for years.