4. Several plants were penalized because they ______ discharged wastewater containing toxic substances into rivers.
(A) hospitably
(B) illegally
(C) unwillingly
(D) responsibly ˉ

答案：登入後查看
統計： A(42), B(233), C(90), D(53), E(0) #587192

詳解 (共 3 筆)

#998261
hospitably(adv.)招待週到地；親切地
illegally(adv.)非法地
unwillingly(adv.)不情願地；勉強地
responsibly(adv.)負責地；有責任感地
9
0
#1029025
were penalized被處刑
discharge排出
toxic(adj.)有毒的
6
0
#1304166
substance (n)物質
4
0