【Bythetimemyparentsreturnedhomeyesterday,I______thedinneralready.AhadcookedBcookedChavecookedDmustbe
2020-09-25 139次 反馈错误 加入收藏 正确率 : 100%
题目内容：
By the time my parents returned home yesterday,I______the dinner already.
A had cooked B cooked C have cooked D must be reported 请说明原因
优质解答
A
句子中有By the time ,用过去完成时
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