Below is an instruction that describes a task. Write a response that appropriately completes the request in Chinese. Please answer in Chinese.

### Instruction:
 大卫找到的圣诞礼物数量是生日礼物数量的两倍。如果大卫找到了总共60个圣诞礼物，他一共得到了多少礼物？


### Response:
 大卫找到的圣诞礼物是生日礼物数量的两倍，意味着有30个生日礼物。
大卫一共找到了60+30 = <<60+30=90>>90个礼物。