21. I _____(write) my report on white pollution for five five days but I have completed 10 pages.
22. Many books (write)______by Thomas already
23. The zookeepers _____(capture) the lion in the forest recently.
24. What weather ! It ______(rain) continously for four days!
25. Covid-19 patients ______ (well-treat)since they were found to catch it.
26. Lakes , rivers and oceans ______(get) more and more polluted .
27. The birds _____(feed) in the yard at present.
28. The unemployment rate _____(fall) over the last few months.
29. Rice ______(often/grow) in tropical counties.
30. You look exhauseted. ______(you/work) on the computer for too long.
21. have been writing ( hành động vẫn đang diễn ra, chưa hoàn thành )
22. have been written ( có already thì dùng present perfect mà ở đây bị động nên dùng have been )
23. have captured ( có recently thì dùng present perfect).
24. has been raining ( có continuously, vẫn đang xảy ra ).
25. have been well-treated ( được chăm sóc tốt )
26. is getting ( đang diễn ra, ngày càng trở nên… getting more and more…)
27. are being fed ( thì present continuous ở dạng bị động )
28. has been fallen ( có over the last few months )
29. is often grown ( thế bị động, được trồng )
30. You must have been working ( hẳn là, chắc chắn là: must have been )
* nếu câu này chỉ yêu cầu dùng past/present perfect thì viết là: You have been working, bỏ must đi
Chúc em học tốt nhé ^^
Có thắc mắc gì thì hỏi nhe em
21 . have been writing
22 . have been written ( Dạng bị động của thì hiện tại hoàn thành )
23 . have captured
24 . has been raining
25 . have been well-treated
26 . is getting
27 . are being fed
28 . has been fallen
29 . is often grown
30 . You must have working ( Câu này ko chắc lắm ạ )