I have 'written or wrote' a story so far? She 'has visited or visited London' before?

We 'will finish or have finished' the project?

Jane 'has traveled or traveled' to Turkey Before?

Is this correct?: Amy has already 'has cleaned' her room

I have written a story so far.

she has visited London before.

we will finish the project.

Jane has traveled Turkey before.

Amy has already cleaned her room.

I hope you understood!!

recent news about two years ago indicates that a polish forestry student by chance unearthed at a depth of about 40cm (16 inches), during digging in a damp polish forest he found a 13-page manuscript into a thermos flask.

greek jew marcel nadjari was a aischwitz slave who witnessed how the nazi's built big death chambers and crematoriums and told how he was forced to escort fellow jews to the gas chambers. he accounts on this manuscript how the nazi's disguised this chambers to look like showers. also, he describes this place as a process of extermination from the chambers to the trains arriving to take the bodies.