问题补充:
The computer center, last year, is very popular among the students in this school.
A. open
B. opening
C. have opened
D. opened
答案:
A. open
B. opening
C. have opened
(答案→)D. opened
解析:考查分词做定语。。当分词短语做定语的时候,如果分词与名词构成被动关系,就使用过去分词的形式;如果两者构成主动关系,就使用现在分词的形式。本题中的the computer center与open之间构成被动关系,故使用过去分词的形式。故D正确。