photo的復數形式是photos。
以 o 結尾的名詞，有些加詞尾 -s，有些加-es，有些加-s或-es均可：
piano / pianos鋼琴 tomato / tomatoes西紅柿 zero / zero(e)s零
例句：
1.He handed each of them a page of photos.
他給他們每個人壹版照片。
2.Photos taken by compact cameras are often dark because they're slightly underexposed.
袖珍相機所拍的照片往往比較暗，因為存在輕微的曝光不足。
3.The photos caused a storm when they were first published.
照片最初刊登出來時曾引起了壹片公憤。
擴展資料photo
英 [?ft] 美 [?fo?to?]?
n.照片，相片
vt.& vi.（給?）拍照
例句：
1.The popular papers all have photo features on their inside pages.
通俗報紙的內頁都有照片專欄.
2.They said, after digging around, the photo was a fake.
在搜集了有關情況後，他們說照片是偽造的。
3.I've got a photo of him on the wall.
我在墻上掛了壹張他的照片。