考博考试

【单选题】 In paragraph 3 the writer uses the phrase "to the best of my knowledge..." because ______.
A．she has good knowledge of this area
B．she is not sure if the area has been researched in Hong Kong
C．she thinks the area has been researched in Hong Kong
D．she does not wish to take responsibility for any omissions in the bibliography

网考网参考答案：B
网考网解析：
“to the best of my knowledge”意为“据某人所知”。所以选B。 查看试题解析出处>>