摘要： several times, but he still doesn’t know how to do it properly. A. Being shown B. Having shown C. Having been shown D. I’ve shown him
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_____ several times, but he still doesn ’ t know how to do it properly.
A. Being shown B. Having shown
C. Having been shown D. I ’ ve shown him
查看习题详情和答案>>_______ several times, but he still doesn’t know how to do it properly.
A. Being shown B. Having shown him
C. Having been shown D. I’ve shown him
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______ several times, but he still doesn't know how to do it properly.
[ ]
A. Being shown
B. Having shown
C. Having been shown
D. I've shown him
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B. Having shown
C. Having been shown
D. I've shown him