题目内容

—Sorry, I didn’t hear the door bell ring.
—Your bell         . Perhaps it needs repairing.
A.never workedB.is never working
C.never worksD.had never worked
C
频度副词一般搭配一般现在时态使用,句子主语the  bell为单数第三人称,谓语动词后面加s,故选C。
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