Gutter oil is illegally recycled cooking
题型:选择题
问题:
Gutter oil is illegally recycled cooking oil, ________ contains chemicals that are harmful to the human
body and can even cause cancer. [ ]
A. it
B. which
C. where
D. that
Gutter oil is illegally recycled cooking oil, ________ contains chemicals that are harmful to the human
body and can even cause cancer. [ ]
A. it
B. which
C. where
D. that