One minute she burst into and the next she burst out . We just couldn’t catch her mood

问题补充：

One minute she burst into , and the next she burst out . We just couldn’t catch her mood at any moment.

A. crying; laughter

B. tears; laughing

C. tears; laughter

D. crying; laughing

答案：

A. crying; laughter

(答案→)B. tears; laughing

C. tears; laughter

D. crying; laughing

解析：考查动词短语的用法。burst into与burst out意思相近，但搭配不同；burst into后跟名词；而burst out后加doing。句意：她一会哭，一会笑的，不管什么时候，我们都不能理解她的情绪。故选B。