It was so lucky that the problem I paid special attention appeared in the exam．
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It was so lucky that the problem ________ I paid special attention appeared in the exam．
[]A．which
B．to which
C．that
D．to that
试题答案
答案：B
提示：________ I paid special attention作the problem的定语，根据搭配pay attention to，引导词应该代替the problem作介词to的宾语，而to可以放在引导词的前面，当然这样的话就不能用that作引导词了。