the water __cool when i jomped into the pool A was felt B is felt C felt d feels

问题描述:

the water __cool when i jomped into the pool A was felt B is felt C felt d feels
最好说明一下

C
由后半部判断是过去时
此句中feel(felt)作系动词,因此前面不加be动词,表示“感觉起来”