1、 Citizens of eighteen years and upwards have the right to vote、十八岁和十八岁以上的公民有选举权。
2、 The plane flew upwards and out of sight、飞机向上飞去，随即看不见了。
3、 He has been living in this house from his childhood upwards、他从童年起到现在一直住在这所房子里。
4、 A tree grows upwards、树向上长。