You dont have to finish the work today. You can finish it next week. A. mustnt B. cant

问题补充：

You don have to finish the work today. You can finish it next week.

A. mustn B. can C. needn

答案：

解析：句意：你没有必要今天完成这项工作。你可以下周完成。A千万别，一定不要，表示禁止B不能C不必，不需要，故选C