Complete each of the following sentences with a (compound) word derived from the one(s) given in brackets.
When we heard the news, we were greatly shocked, shaking our heads in （ ）(belief)
【正确答案】：DISBELIEF
【题目解析】：
根据前文shaking our heads in（···地摇着头）可知空格处应填belief的反义词disbelief，不相信。
句意：当我们听到这个消息时，我们非常震惊，难以置信地摇着头。