How long have you been taking photos?

　　這就是我為什么喜歡攝影的`原因。

　　Jack is taking photos.

　　杰克正在拍照。

　　My father and mother are taking photos.

　　我的父親，母親在拍照。

　　Where is Lily taking photos? In the park.

　　麗麗在哪兒拍照？在公園里。