我听说过剧院附近有一家好餐馆。

I ___know ___of a good restaurant near the theater.

我听说你家附近新开了一家好餐馆。

I ___know ___of a good restaurant that recently opened near your apartment.

你听说过这个地区有什么可靠的水管工吗？

Do you ___know ___of any reliable plumbers in this area?