Put the verbs in the correct form. 1. if i (can) visit any planet, i (go) to mars. 2. we (collect) some rocks if we (land) on the moon. 3. if we (build) a space city, a lot of people (like) to live there. 4. if i (meet) an alien, i (talk) to him. 5. we (go) to the space flight control centre if we (win) the competition.