1 . ______(既然) we are all part of the global village, everyone becomes a neighbour. (根据汉语提示完成句子)

2 . ____________________ Yuan’s hybrids have made him quite wealthy, one might think he would retire to a life of leisure.
鉴于袁隆平因开发杂交水稻而变得相当富有，有人会认为他会退休享受悠闲的生活。

3 . ________ ________（既然）smile can do us good , we should always wear smiles. (根据汉语提示完成句子）

4 . ________ ________ (既然，由于) you have grown up, you shouldn’t depend on your parents. (根据汉语提示完成句子）

6 . _________ _________ you have finished your work, you’d better have a rest.
既然你已经写完作业了，你可以休息一下了。