单选题 The train came to an abrupt stop, making us wonder where we were.
【正确答案】 C
【答案解析】abrupt:突然的。Following an abrupt change of the topic,we started to complain about the quality of food.话题突然一转,我们开始抱怨饭菜的质量。sudden与abrupt的意思近似:突然的。slow:慢的。noisy:吵人的。jumpy:跳动的;神经过敏的。She seemed very iumpy recently.她最近情绪很不稳定。