Theydon'tfeelsafe.inourtownatnightbecauseit__________sodangerous.There'srobberyeveryweeknow.
A.becoming B.became C.has become D.had become正确答案C
Theydon'tfeelsafe.inourtownatnightbecauseit__________sodangerous.There'srobberyeveryweeknow.
A.becoming B.became C.has become D.had become正确答案C