Bonjour merci de m'aidez pour ce devoir. Je dois rédiger 1 phrase au present perfect avec :Lost , found ,forgotten ,et done.

I have lost my dog, but my neighbor have found shortly after, , I have forgotten to thank, but I have done when he gaves me my dog.

Lost , found ,forgotten ,et done.
I lost my schooldiary but fortunately, a friend of mine found it back. Though I had forgotten to thank him , I have done it finally the day after.