? I could take a picture for you. 我可以帮你照相。

? Do you want me to take a photo for you? 你想我帮你照相吗？

? You guys need a picture? I could take one. 你们需要照相吗？我可以帮你们照。

拍照时我们可以这样说：

? Ok everyone. Say cheese. 好了，大家说“茄子”。

? 3,2,1… 三，二，一

? Look at the camera and smile. 看这里，笑一笑。

? How about one with a silly pose? 要不来个搞笑一点的姿势？

可以问问对方照的怎么样：

? How does it look? 怎么样？

? Is it okay? 可以吗？

? Do you need another one? 你想再要一张吗？

? Ok, take a look. 好的，看一下。