SimoneThousands of forei来自gners were attracted to the Shanghai World Expo the day it opened.
的有关信息介绍如下：问题补充说明：Thousands of foreigners were attracted to the Shanghai World Expo the day it opened.这个句子为什么在attracted后为to不是by
beattractedto是被吸引到...
beattractedby是被...吸引
其实两个都可以，到时用to比较好点，强调来到了上海
