问题
选择题
If pupils play video games too often,they will become addicted to them, thus________their schoolwork. [ ]
A. affecting
B. to affect
C. affected
D. having affected
答案
答案：A
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If pupils play video games too often,they will become addicted to them, thus________their schoolwork. [ ]
A. affecting
B. to affect
C. affected
D. having affected
答案：A