You'd sound a lot more polite if you mak
题型：选择题
问题：
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
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