如果您能提前告诉我您是否会来，我将不胜感激。

I ___would ___appreciate it if you could let me know in advance whether or not you will be coming.

我将非常感激您方的积极答复。

I ___would really ___appreciate a positive answer from your side.

我们将感激您对此事的及时关注。

We ___would ___appreciate your prompt attention to this matter.