我的理解是:你可以这样替换,in+动名词形式,或使用不定式形式,你甚至还可以用分词showing形式,这几种替换形式都作状语。但最好把口语体的really 去掉或换为very 比较正式。请看语料库例句:
do a good job in showing:
1. The Finance Minister did a good job in showing Kenyans the way forward and encouraging them to work hard because good things do not come easily.
2. The clusters formed are probably doing a good job in showing us the structure of the data.
3. Blair had done a good job in showing that the bars are good, too.
4. Frayling does a good job in showing how painters like Goya, Dalí, Degas and De Chirico directly influenced the visual feel of Leone's films.
5. Secular psychologists have done a good job in showing how radically we have been affected for good or bad from our early environments and early caregivers.
do a good job to show:
6. I want to do a good job to show you I am almost grown.
7. I have done such a good job to show you how clean a room should be.
8. Obama is doing a good job to show the country that his schooling, any experience, and mostly his judgment are more than enough to handle the affairs of the presidency.
9. We're going to do a good job to show how this can be done.
10. They had been singled out for the experiment and wanted to do a good job to show that they were worthy of the attention.