Children are always ______ about everything they see and hear for the first time.
A . curious B . obvious C . nervous D . anxious
A
【详解】考查形容词词义辨析。句意:孩子们总是对他们第一次看到和听到的一切感到好奇。 A. curious 好奇的; B. obvious 明显的; C. nervous 紧张的; D. anxious 焦虑的。根据后文 “about everything they see and hear for the first time” 指孩子们总是对他们第一次看到和听到的一切感到好奇。故选 A 。