问题补充：
The hotel has been enlarged; , its service is improving.
A. as a result
B. on the other hand
C. in addition
D. as well as
答案：
A. as a result
B. on the other hand
(答案→)C. in addition
D. as well as
解析：短语辨析. A.结果B.另一方面 C.另外;此外 D. 也;和……一样。根据题意，酒店已经扩大规模，此外服务水平也有所提高。故选C。
