8. You’d sound a lot more polite if you make a request a question.
A. in search of
B. in the form of
C. in need of
D. in the direction of
网友回答
A. in search of
B. in the form of
C. in need of
D. in the direction of
解析：
in search of 寻找；in the form of 以……形式; in need of 需要; in the direction of 朝……的方向。