We travelled around the Mars and we find that the Mars is very bueatiful.We held a party ,everyone had a good time singing and dancing . We phoned with alien,he very welcome us and he hopes he can come to the eart to play with us .Anyway, this trip is very interesting and i will never forget it.(我用过去时写的） We travelled around the Mars and we find that the Mars is very bueatiful.We held a party ,everyone had a good time singing and dancing . We phoned with alien,he very welcome us and he hopes he can come to the eart to play with us .Anyway, this trip is very interesting and i will never forget it.(我用过去时写的）