The aged are close companions, and many of have known each other for decades.
We must keep learning the new knowledge, or we will be __________ from the society.
We are planning to __________ a party for our grandparents to celebrate their fiftieth anniversary of marriage.
It is a great chance for you to enjoy the journey. We hope you won't __________.
It was almost midnight when a fire __________ in the neighborhood.
The talented young engineer who was skilled at designing aircraft died __________ his new project unfinished.