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

### Instruction:
 Carrie的抽屉里有7支黄色荧光笔。粉色荧光笔比黄色荧光笔多7支，蓝色荧光笔比粉色荧光笔多5支。Carrie的抽屉里一共有多少支荧光笔？


### Response:
 有7支黄色荧光笔。
粉色荧光笔比黄色荧光笔多7支，所以有7+7 = <<7+7=14>>14支粉色荧光笔。
蓝色荧光笔比粉色荧光笔多5支，所以有14+5 = <<14+5=19>>19支蓝色荧光笔。
一共有7+14+19 = <<7+14+19=40>>40支荧光笔。