Which phrase best completes the sentence: The ship ______ after hitting an iceberg.
答案解析
核心考点：动词词义辨析 解题思路：'sink'（下沉）的过去式'sank'（B）符合语境。A选项'shrink'指缩水，C选项'shoulder'搭配不当，D选项'shape'词义不符。易错点在于混淆形近动词的不同含义。
正确答案：B