Question

【題目】A large part of human activity, particularly in relation to the environment, is ______ conditions or events.
A.in response to
B.in favor of
C.in honor of
D.in need of

Answer 1

【答案】A
【解析】A. in response to對……的回應（反應）；B. in favor of贊成，支持；C. in honor of向……表示敬意；D. in need of需要；句意：人類的大部分活動，尤其是與環境相關的活動，是對周圍條件或事物所反應的現象。根據句意，故選A。