问题
选择题
Naturally a smile ________ the eyes participate is extremely communicative.
A.to which
B.in which
C.at which
D.with which
答案
答案:B
B 考察定语从句。本句题干是一个定语从句,smile是先行词,participate是不及物动词,后面加宾语时,要加介词in。故B正确。