16.What is the main idea of this passage?
(A) A peculiar food which may not appeal to everyone.
(B) An introduction to Swedish canning industry.
(C) The correct way to have a “surströmmingsskiva.”
(D) A popular influencer challenge on the YouTube.

答案：登入後查看
統計： A(0), B(0), C(0), D(1), E(0) #4027982