Iwouldbegratefulifyoucould是什么意思

I would be grateful if you could 如果可以。。。。。我将不胜感激 双语对照 例句:

1. But many people would be grateful if it just helped them lose a few pounds. 但是如果这种方法真的能帮助人减肥的话，许多人或许会因此感恩。

2. If you'd just give us that, we would be very grateful. 如果你把它还给我们,我们将不胜感激.