Lily, get so good a dictionary?
A. where do you think can I
B. do you think where I can
C. do you think where can I
D. where do you think I can
网友回答
A. where do you think can I
B. do you think where I can
C. do you think where can I
(答案→)D. where do you think I can
解析：考察插入语。插入语do you think在句中通常放在句中。Do you know通常放在句首。另外要注意如果do you think放在句中，后面要使用陈述语序。句意：Lily，你认为在哪里我能够买到一本好的字典呢？故D正确。