Помогите: 1) Put ever, never or just in the right place in the sentences. 1.Has there been life on Mars? (ever)

1,1) has life ever been on mars? 2) we've just seen a solar eclipse 3) I have never learnt astronomy in my life4) she has just eaten lunch5) have you ever swum in a mountain lake? 2,1) have you ever been to planetarium? 2) have you ever written a science fiction story? 3) have you ever taken a photo of the sky at night? 4) have you ever dreamed of a journey onto space? 5) have you ever seen a UFO? 6) have you ever met anybody who has seen UFO? 7) have you err talked to alien?