Since nuclear(核) pollution broke out in Japan in March we are all of it very much.A

问题补充：

Since nuclear(核) pollution broke out in Japan, in March,,we are all of it very much.

A. frightened

B. be frightened

C. frightening

D. be frightening

答案：

(答案→)A. frightened

B. be frightened

C. frightening

D. be frightening

解析：考查固定短语，be frightened“对……感到害怕”。