Question 23. (Question text not supplied in provided pages; solution indicates a gap-fill: “... carbon sinks, which absorb CO₂, regulate global temperatures, and whose effectiveness ______.”)
Question 23. (Question text not supplied in provided pages; solution indicates a gap-fill: “... carbon sinks, which absorb CO₂, regulate global temperatures, and whose effectiveness ______.”)
Đáp án chính thức: B
Hướng dẫn giải chi tiết
Câu:
“... carbon sinks, which absorb CO₂, regulate global temperatures, and whose effectiveness ______.”
Cần vị ngữ cho “whose effectiveness”.
“... carbon sinks, which absorb CO₂, regulate global temperatures, and whose effectiveness ______.”
Cần vị ngữ cho “whose effectiveness”.