Read the letter and fill in

Read the letter and fill in the missing verbs in one of the Passive forms or in the Present Perfect Countinuous.One verb is extra.
Hi Dan.
How are you?I feel fine a bit excited . .a lovely time in this little old town in Georgia.I....here for two weeks already and Iam never dored. I ...by my hosts very well.Last Satuday I ...to some of their friends and relatives.They are lovely people.Last Sunday I....an old castle.It....seven centuries ago, and later a smaller churc....to it.My new friends say that next Sunday I....to an even more beautiful place-an 11th century church with an old wall around it . And all these historical sites ...less than one kilometr from each other ! 

вот слова : add build have introduce look after see stay show locate take