Jim, check your homework before you (上交它).
Beijing Daxing International Airport is one of the ( 奇迹) of the modern world.
Students should ( 归还) these magazines to the library before this term is over.
(百) of books are sold in this bookstore every month.
The couple are having a quiet life in a (村庄) far away from the city.
The little boy is ( 害羞的),so he seldom speaks in public.