Showing appreciation for every kindness is the unwritten rule ________ all over the world regardless of the cultural differences.
(A) approved (B) confirmed (C) executed (D) observed
Showing appreciation for every kindness is the unwritten rule ________ all over the world regardless of the cultural differences. 無論文化差異如何,對每一份善意表示感謝是世界各地不成文的規則________。 (A) approved 批准 (B) confirmed確認 (C) executed執行 (D) observed v. 觀察到的;遵守(過去分詞);觀察(過去分詞)