河南成教 / 综合英语(三)
正确率：100%
6、
A. to my son's smoking
B. to my son smoke
C. my son to smoke
D. my son smoke
I strongly object as it will do great harm to his health.
A. to my son's smoking
B. to my son smoke
C. my son to smoke
D. my son smoke
参考答案：
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