Fill in the gap with the correct word formation of given words in the brackets

----- Nội dung dịch tự động từ ảnh -----
Fill in the gap with the correct word formation of given words in the brackets
15. My trip to Hòn Sơn in Kiên Giang Province
experience that I will never forget.
16. Мy
behaving with other people and teaches me good moral lessons to follow.
17. My brother works as a
in Hồ Chí Minh City.
18. His unclear explanation caused a lot of
19. Мany
efforts in protecting endangered animals from extinction.
20. Vietnamese children are taught to fold their arms and bow their heads when
greeting elder people. These simple acts show their
(respectfully) and politeness to others.
21. Bilingual speakers – people can speak two languages equally well – are good at
(memorize)
(respect) grandfather usually gives me good advice in
(technique) in a foreign company
(confuse) for his students.
(preserve) around the world are making their great
(memory) things and lessen risks of declining memory or thinking.
(preserve) of old traditions in such a modern world is
22. The
one of the major challenges that every nation is facing.
23. The printer didn't work this morning. I had to call a technician to check if there
were any serious
24. Tony seemed to be very
present participles and past participles.
25. Some tourists are
(technology) problems with it.
(confuse) about how to use
(respect) to nature. They throw garbage
everywhere without paying attention to protecting the environment and preserving
local tourist sights for other visitors to come.