One minute she burst into , and the next she burst out . We just couldn’t
catch her mood(情绪) at any moment.
A. crying ; laughter
B. crying; laughing
C. tears; laughter
D. tears; laughing
网友回答
A. crying ; laughter
B. crying; laughing
C. tears; laughter
(答案→)D. tears; laughing
解析：考查动词短语。Burst into后面接名词表示突然…起来；故burst into tears突然哭起来；burst out后面接doing的形式表示突然…起来，burst out laughing突然大笑。句意：一分钟她突然哭起来，下一分钟她又突然大笑起来。任何时候我们都不能了解她的情绪。故D正确。