1.cantstop laughing 笑得停不下来
2.burst out laughing不禁大笑
3.keep a straight face憋着不笑
4.laugh out loud.= 开口大笑
5.laugh my ass off= 笑掉了屁股
6. laugh off 一笑而过
7.trying not to laugh强忍住笑
2016秋人教精通版英语六上Unit 2《What’s your hobby》ppt课件
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