Question

is fond of, his wealth, the rich businessman, in front of, showing off, poor people（连词成句）

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Answer

The rich businessman is fond of showing off his wealth in front of poor people.

【解析】

句意：富商喜欢在穷人面前炫耀他的财富。

短语be fond of doing sth.：喜欢做某事；show off：炫耀；in front of：在……前面。结合句意可知答案为The rich businessman is fond of showing off his wealth in front of poor people.。