【题目】Children have to ______ conventional ceremonies in greeting their seniors on the New Year’s Eve.
A. notice B. protest
C. prohibit D. observe
在线课程【答案】D
【解析】
考查动词词义辨析。句意：在除夕夜，孩子们必须遵守传统仪式来迎接他们的长辈。A. notice注意 B. protest抗议 C. prohibit禁止 D. observe遵守。此处observe为“遵守”，故选D。