问题
选择题
The chickens will provide us _______ feathers, ______ we can make use for cleaning the table and benches.
A．with; with
B．with; of which
C．of; which
D．of; from which
答案
答案：B
考查短语及定语从句。提供给某人某物provide sb with sth,第二空为定语从句，从句中有短语make use of 利用。所以用of which ，根据题意选B。