Làm bàii này The lead researcher in charge of vaccine development _____ addressed the media yesterday.,A. have B. has C. hasn't D. haven't,2. The advisory panel on climate policy _____ issued new recommendations.,A. have B. has C. hasn't D. haven't,3. The newly digitized archive _____ preserved historical letters from the 18th century.,A. have B. has C. hasn't D. haven't,4. The international academic network _____ expanded into six new regions.,A. has B. have C. hasn't D. haven't,5. The data analyst _____ submitted her findings to the economic review board.,A. have B. has C. haven't D. hasn't,6. The volunteer group _____ helped rebuild infrastructure in the affected area.,A. has B. have C. hasn't D. haven't,7. The neuroscience department _____ conducted over 50 experiments this term.,A. has B. have C. hasn't D. haven't,8. The postgraduate candidate _____ defended his thesis successfully.,A. has B. have C. hasn't D. haven't,9. Scientists _____ discovered a new species.,A. haven't B. have C. hasn't D. has,10. The translation committee _____ finalized the multilingual report.,A. have B. has C. haven't D. hasn't,11. The external funding bodies _____ reviewed all submitted proposals.,A. has B. have C. hasn't D. haven't,12. The journalism students _____ produced a special feature on press freedom.,A. has B. have C. hasn't D. haven't,13. The professional development coordinator _____ organized three virtual workshops.,A. has B. have C. hasn't D. haven't,14. The debate society _____ won three national titles this year.,A. has B. have C. hasn't D. haven't,15. The publication board _____ rejected two controversial articles this month.,A. have B. has C. hasn't D. haven't,16. The student union _____ advocated for more sustainable campus policies.,A. has B. have C. hasn't D. haven't,17. My friends _____ arrived at the venue.,A. haven't B. has C. have D. hasn't,18. The engineering faculty _____ implemented new project-based learning models.,A. has B. have C. hasn't D. haven't,19. The committee overseeing curriculum reform _____ approved the plan.,A. has B. haven't C. hasn't D. have,20. The final-year cohort enrolled in the honors program _____ prepared for the debate.,A. has B. hasn't C. haven't D. have,21. The library automation team _____ upgraded all cataloging systems.,A. have B. has C. hasn't D. haven't,22. The linguistics seminar _____ covered the evolution of endangered languages.,A. has B. have C. hasn't D. haven't,23. The scholarship office _____ extended the deadline for international applicants.,A. has B. have C. hasn't D. haven't,24. The scientific committee _____ approved the revised research protocol.,A. have B. has C. hasn't D. haven't,25. When _____ the team submitted the report? D. have,A. has B. haven't C. hasn't,26. Who _____ you invited to the party? D. haven',A. have B. hasn't C. has,27. The digital humanities team _____ developed an AI tool for text analysis.

Question

Làm bàii này The lead researcher in charge of vaccine development _____ addressed the media yesterday.,A.  have B. has C. hasn&#x27;t D. haven&#x27;t,2. The advisory panel on climate policy _____ issued new recommendations.,A. have B. has C. hasn&#x27;t D. haven&#x27;t,3. The newly digitized archive _____ preserved historical letters from the 18th century.,A. have B. has C. hasn&#x27;t D. haven&#x27;t,4. The international academic network _____ expanded into six new regions.,A. has B. have C. hasn&#x27;t D. haven&#x27;t,5. The data analyst _____ submitted her findings to the economic review board.,A. have B. has C. haven&#x27;t D. hasn&#x27;t,6. The volunteer group _____ helped rebuild infrastructure in the affected area.,A. has B. have C. hasn&#x27;t D. haven&#x27;t,7. The neuroscience department _____ conducted over 50 experiments this term.,A. has B. have C. hasn&#x27;t D. haven&#x27;t,8. The postgraduate candidate _____ defended his thesis successfully.,A. has B. have C. hasn&#x27;t D. haven&#x27;t,9. Scientists _____ discovered a new species.,A. haven&#x27;t B. have C. hasn&#x27;t D. has,10. The translation committee _____ finalized the multilingual report.,A. have B. has C. haven&#x27;t D. hasn&#x27;t,11. The external funding bodies _____ reviewed all submitted proposals.,A. has B. have C. hasn&#x27;t D. haven&#x27;t,12. The journalism students _____ produced a special feature on press freedom.,A. has B. have C. hasn&#x27;t D. haven&#x27;t,13. The professional development coordinator _____ organized three virtual workshops.,A. has B. have C. hasn&#x27;t D. haven&#x27;t,14. The debate society _____ won three national titles this year.,A. has B. have C. hasn&#x27;t D. haven&#x27;t,15. The publication board _____ rejected two controversial articles this month.,A. have B. has C. hasn&#x27;t D. haven&#x27;t,16. The student union _____ advocated for more sustainable campus policies.,A. has B. have C. hasn&#x27;t D. haven&#x27;t,17. My friends _____ arrived at the venue.,A. haven&#x27;t B. has C. have D. hasn&#x27;t,18. The engineering faculty _____ implemented new project-based learning models.,A. has B. have C. hasn&#x27;t D. haven&#x27;t,19. The committee overseeing curriculum reform _____ approved the plan.,A. has B. haven&#x27;t C. hasn&#x27;t D. have,20. The final-year cohort enrolled in the honors program _____ prepared for the debate.,A. has B. hasn&#x27;t C. haven&#x27;t D. have,21. The library automation team _____ upgraded all cataloging systems.,A. have B. has C. hasn&#x27;t D. haven&#x27;t,22. The linguistics seminar _____ covered the evolution of endangered languages.,A. has B. have C. hasn&#x27;t D. haven&#x27;t,23. The scholarship office _____ extended the deadline for international applicants.,A. has B. have C. hasn&#x27;t D. haven&#x27;t,24. The scientific committee _____ approved the revised research protocol.,A. have B. has C. hasn&#x27;t D. haven&#x27;t,25. When _____ the team submitted the report? D. have,A. has B. haven&#x27;t C. hasn&#x27;t,26. Who _____ you invited to the party? D. haven&#x27;,A. have B. hasn&#x27;t C. has,27. The digital humanities team _____ developed an AI tool for text analysis.

Accepted Answer

has – “The lead researcher” (số ít).
has – “The advisory panel” coi như một nhóm thống nhất → số ít.
has – “The newly digitized archive” (số ít).
has – “The international academic network” (số ít).
has – “The data analyst” (số ít).
has – “The volunteer group” (coi như một tổ chức → số ít).
has – “The neuroscience department” (số ít).
has – “The postgraduate candidate” (số ít).
have – “Scientists” số nhiều → have/haven’t.
has – “The translation committee” (tập thể → số ít).
have – “The external funding bodies” số nhiều.
have – “The journalism students” số nhiều.
has – “The professional development coordinator” số ít.
has – “The debate society” số ít.
has – “The publication board” số ít.
has – “The student union” số ít.
have – “My friends” số nhiều.
has – “The engineering faculty” số ít.
has – “The committee…” số ít.
have – “The final-year cohort… team” (cohort = nhóm → số ít? Tuy nhiên câu: “enrolled… have prepared” → chủ ngữ xem là nhiều thành viên → chọn have.)
has – “The library automation team” số ít.
has – “The linguistics seminar” số ít.
has – “The scholarship office” số ít.
has – “The scientific committee” số ít.
has – “When has the team submitted…?” (team = số ít).
have – “Who have you invited…?” (you → have).
has – “The digital humanities team” số ít.