laugh的名词有复数吗

　　One look at his face and Jenny stopped laughing.

　　珍妮一看见他那张脸，就止住不笑了。

　　His first joke got the biggest laugh of the night.

　　他讲的第一个笑话博得了当晚最开怀的笑声。

　　He's always good for a laugh.

　　他总能逗人发笑。

　　If we win the next game we'll be laughing.

　　要是赢了下一场比赛，我们就占优势了。

　　She burst out laughing ─ she couldn't help herself.

　　她突然大笑起来——她控制不住自己。

　　He wasn't exactly a bundle of laughs last night.

　　他昨晚有点让人扫兴。