To predict that something will hxdye a beneficial effect on something else, for example, the Olympics on tourism and business, you can say: The Olympics will be good for tourism.

• 要预言某事物对其他事物具有有利的影响。例如：奥运会对旅游业和商业的影响。你可以说：奥运会的召开将有利于旅游业的发展。