The surveyin our school last month shows that about 2 percent of the students are addicted

问题补充：

The surveyin our school last month shows that about 2 percent of the students are addicted to Internet games.

A. conducting

B. having been conducted

C. conducted

D. to be conducted

答案：

A. conducting

B. having been conducted

(答案→)C. conducted

D. to be conducted

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