问题
单项选择题
The statistics ______ that living standards in the area have improved drastically in recent times.
A. proves
B. is proving
C. are proving
D. prove
答案
参考答案：D
解析： statistics“统计学，统计法[用作单数]；统计数字[资料]，统计表[用作复数]”。prove一般不用进行时。答案是D。