Thanks, John. You really go out of the way to make me feel welcome. Thanks you very much.
约翰,谢谢你。你真是煞费心思来让我感受到欢迎。谢谢你!
Try (your friend) before you trust him.
朋友要经考验,才能取得信任。
In the first place, any scientific study requires that there be no preferential weighting of one or another of the items in the series it selects for its consideration.