1.I don't know what made him laugh so-------(excite)

1.I don't know what made him laugh so_______(excite)
好多人的答案都是excited ,我认为应该填excitedly前面的laugh是动词应该用副词来修饰,
2.Andy Law will give two______(perform) in Nanjing this year.
答案为performances
Can you tell me why?
那可不可以翻译为我不知道什么使他如此兴奋地笑。