Нужно воткнуть в present perfect либо present perfect continuous 1. Many

Нужно воткнуть в present perfect либо present perfect continuous 1. Many people believe that our climate (change) very markedly. 2. I (collect) the pictures with bridges since I graduated from the University. Now I (collect) enough to organize an interesting exhibition. 3. She (read) a fairy tale to the children since breakfast. They (not/finish) yet. 4. Those people (wait) for a tram for the last fifteen minutes. I39;m afraid, they don39;t know that the electricity (go) out. 5. What (happen) to Mary? John (ring) her up the whole evening and nobody (answer). 6. quot;You (come) out at last,quot; he said. quot;Well, I (stand) here long, and (listen) to the nightingale.quot; 7. So, you (arrive). We just (speak) of you. 8. quot;How long you (know) about it?quot; - quot;I (know) it all the time. 9. quot;Why you (turn) off the music?quot; - quot;I (play) the records for hours; I39;m tired now.quot; 10. I definitely (decide) to give Pendle up.