The computer center,_____[A.open B.opening C.opened] last year,is very popular among the students in this school.并请说明原因.

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Thecomputercenter,_____[A.openB.openingC.opened]lastyear,isverypopularamongthestudentsinthisschool.并

The computer center,_____[A.open B.opening C.opened] last year,is very popular among the students in this school.并请说明原因.
The computer center,_____[A.open B.opening C.opened] last year,is very popular among the students in this school.
并请说明原因.

The computer center,_____[A.open B.opening C.opened] last year,is very popular among the students in this school.并请说明原因.
选C opened
这是过去分词作定语
说全了就是 which was opened last year

c
ed分词表示被动和完成

C,使用过去时

C
因为是last year,应该是过去时,所以用opened.
这种题就是要看关键词

C.有last year用过去时

C.
因为opened是过去式,跟last year(去年)相应。而open是正要打开什么,opening则是一个名词和形容词,两者都不能填。

C 因为是 last year (上一年) 所以用动词的过去式
动词open后面要加上ed
而答案A是动词原形 答案B是正在进行时
故而选C