How to use "appears" in a sentence

8.15 am The raven appears

8.30 am The raven appears

The raven appears on time

It seems that the Martians calculated their journey very cleverly - their mathematical knowledge appears to be much more developed than ours

On the next page, another entry appears, but it is in a man's handwriting.]

A servant opens it and Zorro appears!

At that moment Zorro appears in the library and says, "Captain Ramon, you are a villain

At midnight a masked man appears at the door.