I went to a camp (camp 是名词,应该用went to）
we talked about ghost stories near to our tents.（ghost
story 是鬼故事,应该将鬼故事,所以用 talked about）
that’s UFO 不是 a UFO.
we looked upward.
said with a low voice
near us：next to us 更好一些
got out：came out
i'm afraid：i'm scared 是我很害怕的意思,不应用afraid
widely open 语法 形容词
应该用woke up,要用过去时态
总的来说,不错!加油!