13. The boy the newspapers for months (deliver).
14. You and I
emails to our friends since noon (send).
15. We
_for days (travel).
16. He
his house for weeks (paint).
17. They
the new bridge since last year (build).
18. You and Jane
for five hours (dance).
19. They
vegetables since 2004 (sell).
20. You
in this factory since 2007 (work).
21. My grandfather
stamps for ages (collect).
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SHOTON POCO X3 Npotball for three hours (play).
Explanation: We use the present perfect continuous tense (have/has been + verb-ing) to talk about an action that started in the past and is still happening in the present. In this case, the boy started delivering the newspapers in the past and he is still doing it in the present.
14. You and I have been sending emails to our friends since noon.
Explanation: We use the present perfect continuous tense (have/has been + verb-ing) to talk about an action that started in the past and is still happening in the present. In this case, you and I started sending emails since noon and we are still doing it in the present.
15. We have been traveling for days.
Explanation: We use the present perfect continuous tense (have/has been + verb-ing) to talk about an action that started in the past and is still happening in the present. In this case, we started traveling in the past and we are still doing it in the present.
16. He has been painting his house for weeks.
Explanation: We use the present perfect continuous tense (have/has been + verb-ing) to talk about an action that started in the past and is still happening in the present. In this case, he started painting his house in the past and he is still doing it in the present.
17. They have been building the new bridge since last year.
Explanation: We use the present perfect continuous tense (have/has been + verb-ing) to talk about an action that started in the past and is still happening in the present. In this case, they started building the new bridge in the past and they are still doing it in the present.
18. You and Jane have been dancing for five hours.
Explanation: We use the present perfect continuous tense (have/has been + verb-ing) to talk about an action that started in the past and is still happening in the present. In this case, you and Jane started dancing in the past and you are still doing it in the present.
19. They have been selling vegetables since 2004.
Explanation: We use the present perfect continuous tense (have/has been + verb-ing) to talk about an action that started in the past and is still happening in the present. In this case, they started selling vegetables in 2004 and they are still doing it in the present.
20. You have been working in this factory since 2007.
Explanation: We use the present perfect continuous tense (have/has been + verb-ing) to talk about an action that started in the past and is still happening in the present. In this case, you started working in this factory in 2007 and you are still doing it in the present.
21. My grandfather has been collecting stamps for ages.
Explanation: We use the present perfect continuous tense (have/has been + verb-ing) to talk about an action that started in the past and is still happening in the present. In this case, my grandfather started collecting stamps in the past and he is still doing it in the present.
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SHOTON POCO X3 Npotball has been playing for three hours.
Explanation: We use the present perfect continuous tense (have/has been + verb-ing) to talk about an action that started in the past and is still happening in the present. In this case, POCO X3 Npotball started playing three hours ago and it is still playing in the present.