The movie Lost in Thailand enjoyed ___ instand success in China,bringing in a large profit to ___ cinema.

The movie Lost in Thailand enjoyed ___ instand success in China,bringing in a large profit to ___ cinema.
A.an; /     B./; a     C.an; the     D./; the
就请解析一下为什么后一空就是“cinema”之前要加the吧~
 ___ twice a year,whether it is a car or a truck,is the rule that every driver must obey in this city.
A.Examining     B.Being examined     C.Examined     D.Having been examined