had interesting on Saturday I a very day (.)

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【答案】I have a very interesting day on Saturday.

【解析】

had有，interesting有趣，on在，Saturday星期六，I我，a一个，very非常，day天。根据所给的句号，可知句子是一个陈述句，由所给词义可以连成句子：星期六我过得很有趣。故答案为I have a very interesting day on Saturday.